diff --git a/configure.ac b/configure.ac
index fd74aef26..aec1b0145 100644
--- a/configure.ac
+++ b/configure.ac
@@ -160,7 +160,7 @@ fi
 ##       compatibility with the legacy buildsystem.
 ##
 if test "x$CXXFLAGS_overridden" = "xno"; then
-  CXXFLAGS="$CXXFLAGS -Wall -Wextra -Wformat -Wformat-security -Wno-unused-parameter"
+  CXXFLAGS="$CXXFLAGS -Wall -Wextra -Wformat -Wformat-security -Wno-unused-parameter -Wno-self-assign"
 fi
 CPPFLAGS="$CPPFLAGS -DBOOST_SPIRIT_THREADSAFE -DHAVE_BUILD_INFO -D__STDC_FORMAT_MACROS"