diff --git a/include/exec/poison.h b/include/exec/poison.h
index 256736e11a..e94ee8dfef 100644
--- a/include/exec/poison.h
+++ b/include/exec/poison.h
@@ -85,7 +85,6 @@
 #pragma GCC poison CONFIG_HVF
 #pragma GCC poison CONFIG_LINUX_USER
 #pragma GCC poison CONFIG_KVM
-#pragma GCC poison CONFIG_SOFTMMU
 #pragma GCC poison CONFIG_WHPX
 #pragma GCC poison CONFIG_XEN
 
diff --git a/scripts/make-config-poison.sh b/scripts/make-config-poison.sh
index 1892854261..2b36907e23 100755
--- a/scripts/make-config-poison.sh
+++ b/scripts/make-config-poison.sh
@@ -4,11 +4,12 @@ if test $# = 0; then
   exit 0
 fi
 
-# Create list of config switches that should be poisoned in common code...
-# but filter out CONFIG_TCG and CONFIG_USER_ONLY which are special.
+# Create list of config switches that should be poisoned in common code,
+# but filter out several which are handled manually.
 exec sed -n \
   -e' /CONFIG_TCG/d' \
   -e '/CONFIG_USER_ONLY/d' \
+  -e '/CONFIG_SOFTMMU/d' \
   -e '/^#define / {' \
   -e    's///' \
   -e    's/ .*//' \