diff --git a/cogl/cogl-program.c b/cogl/cogl-program.c
index 51d5baa3e..316b16425 100644
--- a/cogl/cogl-program.c
+++ b/cogl/cogl-program.c
@@ -241,6 +241,7 @@ cogl_program_uniform_x (CoglHandle handle,
       uniform->value.type = type;
       uniform->value.size = size;
       uniform->value.count = count;
+      uniform->value.transpose = transpose;
       uniform->dirty = TRUE;
     }
 }