diff --git a/haiku/GNUosspecific.mk b/haiku/GNUosspecific.mk
index db9fb51e..0c47b0fa 100644
--- a/haiku/GNUosspecific.mk
+++ b/haiku/GNUosspecific.mk
@@ -4,8 +4,10 @@ EXESUFFIX =
 LIBSUFFIX = .so
 OSHSUFFIX = .hpp
 
-# TODO dynamically select the gcc4 compiler instead? gotta figure out how to do this on a GCC 2 Hybrid nightly
+# Force GCC 4; GCC 2 is not supported.
 gccver = $(shell $(CC) --version | sed 's/-.*//g')
 ifeq ($(gccver),2.95.3)
-$(error Sorry; GCC 4 is necessary to build libui for Haiku)
+	# TODO warn?
+	CC = gcc-x86
+	CXX = g++-x86
 endif