diff --git a/packages/tools/dialog/build b/packages/tools/dialog/build
index 3d9a4e0e89..c0f377dbc5 100755
--- a/packages/tools/dialog/build
+++ b/packages/tools/dialog/build
@@ -25,7 +25,7 @@
 export LDFLAGS="$LDFLAGS -ltinfo"
 
 cd $PKG_BUILD
-ac_cv_path_NCURSES_CONFIG="$ROOT/$TOOLCHAIN/bin/ncurses-config" \
+NCURSES_CONFIG="$ROOT/$TOOLCHAIN/bin/ncurses-config" \
 ./configure --host=$TARGET_NAME \
             --build=$HOST_NAME \
             --prefix=/usr \