diff --git a/src/glsl/glsl_parser_extras.cpp b/src/glsl/glsl_parser_extras.cpp
index 1fa209c..a97bf99 100644
--- a/src/glsl/glsl_parser_extras.cpp
+++ b/src/glsl/glsl_parser_extras.cpp
@@ -97,6 +97,7 @@ _mesa_glsl_parse_state::_mesa_glsl_parse_state(struct gl_context *ctx,
       ? 100 : 110;
    const unsigned highest_version =
       (ctx->API == API_OPENGL) ? ctx->Const.GLSLVersion : 100;
+	 
    char *supported = ralloc_strdup(this, "");
 
    for (unsigned ver = lowest_version; ver <= highest_version; ver += 10) {
@@ -104,10 +105,11 @@ _mesa_glsl_parse_state::_mesa_glsl_parse_state(struct gl_context *ctx,
 	 ? ""
 	 : ((ver == highest_version) ? ", and " : ", ");
 
-      ralloc_asprintf_append(& supported, "%s%d.%02d%s",
+      char* part = ralloc_asprintf(this, "%s%d.%02d%s",
 			     prefix,
 			     ver / 100, ver % 100,
 			     (ver == 100) ? " ES" : "");
+      ralloc_strcat(&supported, part);
    }
 
    this->supported_version_string = supported;