diff --git a/media/mediaType.go b/media/mediaType.go
index 3ac3123ac..e47acb1e3 100644
--- a/media/mediaType.go
+++ b/media/mediaType.go
@@ -230,8 +230,8 @@ var (
 	SASSType       = newMediaType("text", "x-sass", []string{"sass"})
 	CSVType        = newMediaType("text", "csv", []string{"csv"})
 	HTMLType       = newMediaType("text", "html", []string{"html"})
-	JavascriptType = newMediaType("application", "javascript", []string{"js", "jsm", "mjs"})
-	TypeScriptType = newMediaType("application", "typescript", []string{"ts"})
+	JavascriptType = newMediaType("text", "javascript", []string{"js", "jsm", "mjs"})
+	TypeScriptType = newMediaType("text", "typescript", []string{"ts"})
 	TSXType        = newMediaType("text", "tsx", []string{"tsx"})
 	JSXType        = newMediaType("text", "jsx", []string{"jsx"})
 
diff --git a/media/mediaType_test.go b/media/mediaType_test.go
index af7123cb5..2a1b48849 100644
--- a/media/mediaType_test.go
+++ b/media/mediaType_test.go
@@ -40,8 +40,8 @@ func TestDefaultTypes(t *testing.T) {
 		{SCSSType, "text", "x-scss", "scss", "text/x-scss", "text/x-scss"},
 		{CSVType, "text", "csv", "csv", "text/csv", "text/csv"},
 		{HTMLType, "text", "html", "html", "text/html", "text/html"},
-		{JavascriptType, "application", "javascript", "js", "application/javascript", "application/javascript"},
-		{TypeScriptType, "application", "typescript", "ts", "application/typescript", "application/typescript"},
+		{JavascriptType, "text", "javascript", "js", "text/javascript", "text/javascript"},
+		{TypeScriptType, "text", "typescript", "ts", "text/typescript", "text/typescript"},
 		{TSXType, "text", "tsx", "tsx", "text/tsx", "text/tsx"},
 		{JSXType, "text", "jsx", "jsx", "text/jsx", "text/jsx"},
 		{JSONType, "application", "json", "json", "application/json", "application/json"},
diff --git a/tpl/resources/integration_test.go b/tpl/resources/integration_test.go
index 06f98eeee..7662f7b6b 100644
--- a/tpl/resources/integration_test.go
+++ b/tpl/resources/integration_test.go
@@ -65,10 +65,10 @@ Image Orig:  /blog/images/pixel.png|image/png|1|1|
 Image Copy1:  /blog/images/copy_hu8aa3346827e49d756ff4e630147c42b5_70_3x4_resize_box_3.png|image/png|3|4|
 Image Copy2:  /blog/images/copy2.png|image/png|3|4
 Image Copy3:  image/png|3|4|
-Orig: /blog/js/foo.js|application/javascript|let foo;|
-Copy1: /blog/js/copies/bar.js|application/javascript|let foo;|
-Copy2: /blog/js/copies/baz.a677329fc6c4ad947e0c7116d91f37a2.js|application/javascript|let foo;|
-Copy3: /blog/js/copies/moo.a677329fc6c4ad947e0c7116d91f37a2.min.js|application/javascript|let foo|
+Orig: /blog/js/foo.js|text/javascript|let foo;|
+Copy1: /blog/js/copies/bar.js|text/javascript|let foo;|
+Copy2: /blog/js/copies/baz.a677329fc6c4ad947e0c7116d91f37a2.js|text/javascript|let foo;|
+Copy3: /blog/js/copies/moo.a677329fc6c4ad947e0c7116d91f37a2.min.js|text/javascript|let foo|
 
 		`)