diff --git a/package/assimp/assimp.mk b/package/assimp/assimp.mk
index 4aeb2963a9..e8620c859a 100644
--- a/package/assimp/assimp.mk
+++ b/package/assimp/assimp.mk
@@ -10,9 +10,11 @@ ASSIMP_LICENSE = BSD-3-Clause
 ASSIMP_LICENSE_FILES = LICENSE
 ASSIMP_INSTALL_STAGING = YES
 
-# relocation truncated to fit: R_68K_GOT16O
+# relocation truncated to fit: R_68K_GOT16O. We also need to disable
+# optimizations to not run into "Error: value -43420 out of range"
+# assembler issues.
 ifeq ($(BR2_m68k),y)
-ASSIMP_CXXFLAGS += -mxgot
+ASSIMP_CXXFLAGS += -mxgot -O0
 endif
 
 # workaround SuperH compiler failure when static linking (i.e -fPIC is