diff --git a/ports/libsquish/CONTROL b/ports/libsquish/CONTROL
index 91b89650b..24a0e8730 100644
--- a/ports/libsquish/CONTROL
+++ b/ports/libsquish/CONTROL
@@ -1,4 +1,4 @@
 Source: libsquish
-Version: 1.15-2
+Version: 1.15-3
 Homepage: https://sourceforge.net/projects/libsquish
 Description: Open source DXT compression library.
diff --git a/ports/libsquish/fix-export-symbols.patch b/ports/libsquish/fix-export-symbols.patch
index febf2eb51..a777eea23 100644
--- a/ports/libsquish/fix-export-symbols.patch
+++ b/ports/libsquish/fix-export-symbols.patch
@@ -44,6 +44,13 @@ index 14c9bb5..aaffbb2 100644
 +
  //! All squish API functions live in this namespace.
  namespace squish {
+
+@@ -115,5 +117,5 @@
+ */
+-void CompressMasked( u8 const* rgba, int mask, void* block, int flags, float* metric = 0 );
++SQUISH_EXPORT void CompressMasked( u8 const* rgba, int mask, void* block, int flags, float* metric = 0 );
+ 
+ // -----------------------------------------------------------------------------
  
 @@ -176,7 +178,7 @@ inline void Compress( u8 const* rgba, void* block, int flags, float* metric = 0
      however, DXT1 will be used by default if none is specified. All other flags