diff --git a/assets/js/frontend/single-product.js b/assets/js/frontend/single-product.js
index e647f100911..8f61c0e07e9 100644
--- a/assets/js/frontend/single-product.js
+++ b/assets/js/frontend/single-product.js
@@ -144,6 +144,26 @@ jQuery( function( $ ) {
 				$target.css( 'opacity', 1 );
 			}
 		} );
+
+		// Trigger resize after main image loads to ensure correct gallery size.
+		$( '.woocommerce-product-gallery__wrapper .woocommerce-product-gallery__image:eq(0) .wp-post-image' ).one( 'load', function() {
+			var $image = $( this );
+
+			if ( $image ) {
+				setTimeout(function(){
+					var setHeight = $image.closest( '.woocommerce-product-gallery__image' ).height();
+					var $viewport = $image.closest( '.flex-viewport' );
+
+					if ( setHeight && $viewport ) {
+						$viewport.height( setHeight );
+					}
+				}, 100 );
+			}
+		} ).each( function() {
+			if ( this.complete ) {
+				$( this ).load();
+			}
+		} );
 	};
 
 	/**
diff --git a/assets/js/frontend/single-product.min.js b/assets/js/frontend/single-product.min.js
index 9bc2e00dd87..72b025452a0 100644
--- a/assets/js/frontend/single-product.min.js
+++ b/assets/js/frontend/single-product.min.js
@@ -1 +1 @@
-jQuery(function(e){if("undefined"==typeof wc_single_product_params)return!1;e("body").on("init",".wc-tabs-wrapper, .woocommerce-tabs",function(){e(".wc-tab, .woocommerce-tabs .panel:not(.panel .panel)").hide();var t=window.location.hash,i=window.location.href,o=e(this).find(".wc-tabs, ul.tabs").first();t.toLowerCase().indexOf("comment-")>=0||"#reviews"===t||"#tab-reviews"===t?o.find("li.reviews_tab a").click():i.indexOf("comment-page-")>0||i.indexOf("cpage=")>0?o.find("li.reviews_tab a").click():"#tab-additional_information"===t?o.find("li.additional_information_tab a").click():o.find("li:first a").click()}).on("click",".wc-tabs li a, ul.tabs li a",function(t){t.preventDefault();var i=e(this),o=i.closest(".wc-tabs-wrapper, .woocommerce-tabs");o.find(".wc-tabs, ul.tabs").find("li").removeClass("active"),o.find(".wc-tab, .panel:not(.panel .panel)").hide(),i.closest("li").addClass("active"),o.find(i.attr("href")).show()}).on("click","a.woocommerce-review-link",function(){return e(".reviews_tab a").click(),!0}).on("init","#rating",function(){e("#rating").hide().before('<p class="stars"><span><a class="star-1" href="#">1</a><a class="star-2" href="#">2</a><a class="star-3" href="#">3</a><a class="star-4" href="#">4</a><a class="star-5" href="#">5</a></span></p>')}).on("click","#respond p.stars a",function(){var t=e(this),i=e(this).closest("#respond").find("#rating"),o=e(this).closest(".stars");return i.val(t.text()),t.siblings("a").removeClass("active"),t.addClass("active"),o.addClass("selected"),!1}).on("click","#respond #submit",function(){var t=e(this).closest("#respond").find("#rating"),i=t.val();if(t.length>0&&!i&&"yes"===wc_single_product_params.review_rating_required)return window.alert(wc_single_product_params.i18n_required_rating_text),!1}),e(".wc-tabs-wrapper, .woocommerce-tabs, #rating").trigger("init");var t=function(t,i){this.$target=t,this.$images=e(".woocommerce-product-gallery__image",t),0!==this.$images.length?(t.data("product_gallery",this),this.flexslider_enabled=e.isFunction(e.fn.flexslider)&&wc_single_product_params.flexslider_enabled,this.zoom_enabled=e.isFunction(e.fn.zoom)&&wc_single_product_params.zoom_enabled,this.photoswipe_enabled="undefined"!=typeof PhotoSwipe&&wc_single_product_params.photoswipe_enabled,i&&(this.flexslider_enabled=!1!==i.flexslider_enabled&&this.flexslider_enabled,this.zoom_enabled=!1!==i.zoom_enabled&&this.zoom_enabled,this.photoswipe_enabled=!1!==i.photoswipe_enabled&&this.photoswipe_enabled),this.initFlexslider=this.initFlexslider.bind(this),this.initZoom=this.initZoom.bind(this),this.initPhotoswipe=this.initPhotoswipe.bind(this),this.onResetSlidePosition=this.onResetSlidePosition.bind(this),this.getGalleryItems=this.getGalleryItems.bind(this),this.openPhotoswipe=this.openPhotoswipe.bind(this),this.flexslider_enabled?(this.initFlexslider(),t.on("woocommerce_gallery_reset_slide_position",this.onResetSlidePosition)):this.$target.css("opacity",1),this.zoom_enabled&&(this.initZoom(),t.on("woocommerce_gallery_init_zoom",this.initZoom)),this.photoswipe_enabled&&this.initPhotoswipe()):this.$target.css("opacity",1)};t.prototype.initFlexslider=function(){var e=this.$target;e.flexslider({selector:".woocommerce-product-gallery__wrapper > .woocommerce-product-gallery__image",animation:wc_single_product_params.flexslider.animation,smoothHeight:wc_single_product_params.flexslider.smoothHeight,directionNav:wc_single_product_params.flexslider.directionNav,controlNav:wc_single_product_params.flexslider.controlNav,slideshow:wc_single_product_params.flexslider.slideshow,animationSpeed:wc_single_product_params.flexslider.animationSpeed,animationLoop:wc_single_product_params.flexslider.animationLoop,start:function(){e.css("opacity",1)}})},t.prototype.initZoom=function(){var t=this.$images,i=this.$target.width(),o=!1;if(this.flexslider_enabled||(t=t.first()),e(t).each(function(t,a){if(e(a).find("img").data("large_image_width")>i)return o=!0,!1}),o){var a={touch:!1};"ontouchstart"in window&&(a.on="click"),t.trigger("zoom.destroy"),t.zoom(a)}},t.prototype.initPhotoswipe=function(){this.zoom_enabled&&this.$images.length>0&&(this.$target.prepend('<a href="#" class="woocommerce-product-gallery__trigger">🔍</a>'),this.$target.on("click",".woocommerce-product-gallery__trigger",this.openPhotoswipe)),this.$target.on("click",".woocommerce-product-gallery__image a",this.openPhotoswipe)},t.prototype.onResetSlidePosition=function(){this.$target.flexslider(0)},t.prototype.getGalleryItems=function(){var t=this.$images,i=[];return t.length>0&&t.each(function(t,o){var a=e(o).find("img"),s={src:a.attr("data-large_image"),w:a.attr("data-large_image_width"),h:a.attr("data-large_image_height"),title:a.attr("data-caption")?a.attr("data-caption"):a.attr("title")};i.push(s)}),i},t.prototype.openPhotoswipe=function(t){t.preventDefault();var i,o=e(".pswp")[0],a=this.getGalleryItems(),s=e(t.target);i=s.is(".woocommerce-product-gallery__trigger")?this.$target.find(".flex-active-slide"):s.closest(".woocommerce-product-gallery__image");var r=e.extend({index:e(i).index()},wc_single_product_params.photoswipe_options);new PhotoSwipe(o,PhotoSwipeUI_Default,a,r).init()},e.fn.wc_product_gallery=function(e){return new t(this,e),this},e(".woocommerce-product-gallery").each(function(){e(this).wc_product_gallery()})});
\ No newline at end of file
+jQuery(function(e){if("undefined"==typeof wc_single_product_params)return!1;e("body").on("init",".wc-tabs-wrapper, .woocommerce-tabs",function(){e(".wc-tab, .woocommerce-tabs .panel:not(.panel .panel)").hide();var t=window.location.hash,i=window.location.href,o=e(this).find(".wc-tabs, ul.tabs").first();t.toLowerCase().indexOf("comment-")>=0||"#reviews"===t||"#tab-reviews"===t?o.find("li.reviews_tab a").click():i.indexOf("comment-page-")>0||i.indexOf("cpage=")>0?o.find("li.reviews_tab a").click():"#tab-additional_information"===t?o.find("li.additional_information_tab a").click():o.find("li:first a").click()}).on("click",".wc-tabs li a, ul.tabs li a",function(t){t.preventDefault();var i=e(this),o=i.closest(".wc-tabs-wrapper, .woocommerce-tabs");o.find(".wc-tabs, ul.tabs").find("li").removeClass("active"),o.find(".wc-tab, .panel:not(.panel .panel)").hide(),i.closest("li").addClass("active"),o.find(i.attr("href")).show()}).on("click","a.woocommerce-review-link",function(){return e(".reviews_tab a").click(),!0}).on("init","#rating",function(){e("#rating").hide().before('<p class="stars"><span><a class="star-1" href="#">1</a><a class="star-2" href="#">2</a><a class="star-3" href="#">3</a><a class="star-4" href="#">4</a><a class="star-5" href="#">5</a></span></p>')}).on("click","#respond p.stars a",function(){var t=e(this),i=e(this).closest("#respond").find("#rating"),o=e(this).closest(".stars");return i.val(t.text()),t.siblings("a").removeClass("active"),t.addClass("active"),o.addClass("selected"),!1}).on("click","#respond #submit",function(){var t=e(this).closest("#respond").find("#rating"),i=t.val();if(t.length>0&&!i&&"yes"===wc_single_product_params.review_rating_required)return window.alert(wc_single_product_params.i18n_required_rating_text),!1}),e(".wc-tabs-wrapper, .woocommerce-tabs, #rating").trigger("init");var t=function(t,i){this.$target=t,this.$images=e(".woocommerce-product-gallery__image",t),0!==this.$images.length?(t.data("product_gallery",this),this.flexslider_enabled=e.isFunction(e.fn.flexslider)&&wc_single_product_params.flexslider_enabled,this.zoom_enabled=e.isFunction(e.fn.zoom)&&wc_single_product_params.zoom_enabled,this.photoswipe_enabled="undefined"!=typeof PhotoSwipe&&wc_single_product_params.photoswipe_enabled,i&&(this.flexslider_enabled=!1!==i.flexslider_enabled&&this.flexslider_enabled,this.zoom_enabled=!1!==i.zoom_enabled&&this.zoom_enabled,this.photoswipe_enabled=!1!==i.photoswipe_enabled&&this.photoswipe_enabled),this.initFlexslider=this.initFlexslider.bind(this),this.initZoom=this.initZoom.bind(this),this.initPhotoswipe=this.initPhotoswipe.bind(this),this.onResetSlidePosition=this.onResetSlidePosition.bind(this),this.getGalleryItems=this.getGalleryItems.bind(this),this.openPhotoswipe=this.openPhotoswipe.bind(this),this.flexslider_enabled?(this.initFlexslider(),t.on("woocommerce_gallery_reset_slide_position",this.onResetSlidePosition)):this.$target.css("opacity",1),this.zoom_enabled&&(this.initZoom(),t.on("woocommerce_gallery_init_zoom",this.initZoom)),this.photoswipe_enabled&&this.initPhotoswipe()):this.$target.css("opacity",1)};t.prototype.initFlexslider=function(){var t=this.$target;t.flexslider({selector:".woocommerce-product-gallery__wrapper > .woocommerce-product-gallery__image",animation:wc_single_product_params.flexslider.animation,smoothHeight:wc_single_product_params.flexslider.smoothHeight,directionNav:wc_single_product_params.flexslider.directionNav,controlNav:wc_single_product_params.flexslider.controlNav,slideshow:wc_single_product_params.flexslider.slideshow,animationSpeed:wc_single_product_params.flexslider.animationSpeed,animationLoop:wc_single_product_params.flexslider.animationLoop,start:function(){t.css("opacity",1)}}),e(".woocommerce-product-gallery__wrapper .woocommerce-product-gallery__image:eq(0) .wp-post-image").one("load",function(){var t=e(this);t&&setTimeout(function(){var e=t.closest(".woocommerce-product-gallery__image").height(),i=t.closest(".flex-viewport");e&&i&&i.height(e)},100)}).each(function(){this.complete&&e(this).load()})},t.prototype.initZoom=function(){var t=this.$images,i=this.$target.width(),o=!1;if(this.flexslider_enabled||(t=t.first()),e(t).each(function(t,a){if(e(a).find("img").data("large_image_width")>i)return o=!0,!1}),o){var a={touch:!1};"ontouchstart"in window&&(a.on="click"),t.trigger("zoom.destroy"),t.zoom(a)}},t.prototype.initPhotoswipe=function(){this.zoom_enabled&&this.$images.length>0&&(this.$target.prepend('<a href="#" class="woocommerce-product-gallery__trigger">🔍</a>'),this.$target.on("click",".woocommerce-product-gallery__trigger",this.openPhotoswipe)),this.$target.on("click",".woocommerce-product-gallery__image a",this.openPhotoswipe)},t.prototype.onResetSlidePosition=function(){this.$target.flexslider(0)},t.prototype.getGalleryItems=function(){var t=this.$images,i=[];return t.length>0&&t.each(function(t,o){var a=e(o).find("img"),s={src:a.attr("data-large_image"),w:a.attr("data-large_image_width"),h:a.attr("data-large_image_height"),title:a.attr("data-caption")?a.attr("data-caption"):a.attr("title")};i.push(s)}),i},t.prototype.openPhotoswipe=function(t){t.preventDefault();var i,o=e(".pswp")[0],a=this.getGalleryItems(),s=e(t.target);i=s.is(".woocommerce-product-gallery__trigger")?this.$target.find(".flex-active-slide"):s.closest(".woocommerce-product-gallery__image");var r=e.extend({index:e(i).index()},wc_single_product_params.photoswipe_options);new PhotoSwipe(o,PhotoSwipeUI_Default,a,r).init()},e.fn.wc_product_gallery=function(e){return new t(this,e),this},e(".woocommerce-product-gallery").each(function(){e(this).wc_product_gallery()})});
\ No newline at end of file