diff --git a/internal/ctype/ctypes.go b/internal/ctype/ctypes.go
index 0397aff..b011594 100644
--- a/internal/ctype/ctypes.go
+++ b/internal/ctype/ctypes.go
@@ -195,6 +195,7 @@ var ctypes = []struct {
 	{[]string{".srt"}, nil, "application/x-subrip"},
 	{[]string{".sql"}, nil, "application/sql"},
 	{[]string{".tgz"}, nil, "application/x-gzip"},
+	{[]string{".wasm"}, nil, "application/wasm"},
 }
 
 func GetContentTypeForFilename(name string) string {
diff --git a/internal/ctype/ctypes_test.go b/internal/ctype/ctypes_test.go
index 145637f..d0237c9 100644
--- a/internal/ctype/ctypes_test.go
+++ b/internal/ctype/ctypes_test.go
@@ -51,6 +51,10 @@ func Test_getContentTypeForExtension(t *testing.T) {
 			filename: "Makefile",
 			want:     "text/x-makefile",
 		},
+		{
+			filename: ".wasm",
+			want:     "application/wasm",
+		},
 	}
 	for _, tt := range tests {
 		t.Run(tt.filename, func(t *testing.T) {