diff --git a/dev-util/strace/strace-5.6.ebuild b/dev-util/strace/strace-5.6.ebuild
index cf81c1cc50d43..c08dbf18c0a5b 100644
--- a/dev-util/strace/strace-5.6.ebuild
+++ b/dev-util/strace/strace-5.6.ebuild
@@ -77,6 +77,7 @@ src_configure() {
 
 	# Don't require mpers support on non-multilib systems. #649560
 	local myeconfargs=(
+		--disable-gcc-Werror
 		--enable-mpers=check
 		$(use_enable static)
 		$(use_with unwind libunwind)
diff --git a/dev-util/strace/strace-9999.ebuild b/dev-util/strace/strace-9999.ebuild
index cf81c1cc50d43..c08dbf18c0a5b 100644
--- a/dev-util/strace/strace-9999.ebuild
+++ b/dev-util/strace/strace-9999.ebuild
@@ -77,6 +77,7 @@ src_configure() {
 
 	# Don't require mpers support on non-multilib systems. #649560
 	local myeconfargs=(
+		--disable-gcc-Werror
 		--enable-mpers=check
 		$(use_enable static)
 		$(use_with unwind libunwind)