diff --git a/target/toolchain/pkgsel.d/toolchain-core.all b/target/toolchain/pkgsel.d/toolchain-core.all
index 66e1372..d72cba9 100644
--- a/target/toolchain/pkgsel.d/toolchain-core.all
+++ b/target/toolchain/pkgsel.d/toolchain-core.all
@@ -28,6 +28,8 @@ X gzip
 
 # zoneinfo
 X tzdata
+# we build a qemu image
+X squashfs-tools
 
 #needed by gcc
 X cloog