diff --git a/configure.in b/configure.in
index 30aa6f8a..3d8790c4 100644
--- a/configure.in
+++ b/configure.in
@@ -636,8 +636,7 @@ if test -z "$disable_spidermonkey"; then
 	for spidermonkeydir in "$withval" "" /usr /usr/local /opt/spidermonkey /opt/js; do
 		for spidermonkeyinclude in "/include" "/include/js" "/include/smjs" "/include/mozjs"; do
 			for spidermonkeylib in js smjs mozjs; do
-				if test "$cf_result" = no &&
-				   test -f "$spidermonkeydir$spidermonkeyinclude/jsapi.h"; then
+				if test "$cf_result" = no; then
 					SPIDERMONKEY_LIBS="-L$spidermonkeydir/lib -l$spidermonkeylib"
 					SPIDERMONKEY_CFLAGS="-I$spidermonkeydir$spidermonkeyinclude"