diff --git a/etc/profile.sh b/etc/profile.sh
index 1ac34ed4fb8..a1bfb52485a 100644
--- a/etc/profile.sh
+++ b/etc/profile.sh
@@ -56,6 +56,7 @@ for i in $NIX_PROFILES; do # !!! reverse
     export PATH=$i/bin:$i/sbin:$PATH
     export INFOPATH=$i/info:$i/share/info:$INFOPATH
     export PKG_CONFIG_PATH="$i/lib/pkgconfig:$PKG_CONFIG_PATH"
+    export ACLOCAL_PATH="$i/share/aclocal:$ACLOCAL_PATH"
 done
 
 # Search directory for Aspell dictionaries.