--- a/configure.in
+++ b/configure.in
@@ -4121,8 +4121,8 @@ if test "$LIBXUL_SDK_DIR" = "yes"; then
 elif test -n "$LIBXUL_SDK_DIR" -a "$LIBXUL_SDK_DIR" != "no"; then
     LIBXUL_SDK=`cd "$LIBXUL_SDK_DIR" && pwd`
 
-    if test ! -f "$LIBXUL_SDK/sdk/include/xpcom-config.h"; then
-        AC_MSG_ERROR([$LIBXUL_SDK/sdk/include/xpcom-config.h doesn't exist])
+    if test ! -f "$LIBXUL_SDK/include/xpcom-config.h"; then
+        AC_MSG_ERROR([$LIBXUL_SDK/include/xpcom-config.h doesn't exist])
     fi
 
     MOZ_ENABLE_LIBXUL=1
--- a/instantbird/app/application.ini
+++ b/instantbird/app/application.ini
@@ -52,7 +52,7 @@ ID={33cb9019-c295-46dd-be21-8c4936574bee
 
 [Gecko]
 MinVersion=@GRE_MILESTONE@
-MaxVersion=@GRE_MILESTONE@
+MaxVersion=1.9.2.*
 
 [XRE]
 EnableExtensionManager=1
