diff --git a/tools/build-debug.sh b/tools/build-debug.sh
index ea36b439..85d83455 100755
--- a/tools/build-debug.sh
+++ b/tools/build-debug.sh
@@ -7,8 +7,7 @@ cd $LUNA_ROOT
 
 tools/setup.sh
 
-rm -rf $BUILD_DIR
-mkdir $BUILD_DIR
+tools/full-clean.sh
 
 cmake -S . -B $BUILD_DIR -DMOON_DEBUG_SYMBOLS=ON -G "$CMAKE_GEN"
 cmake --build $BUILD_DIR
diff --git a/tools/full-clean.sh b/tools/full-clean.sh
new file mode 100755
index 00000000..e4e03188
--- /dev/null
+++ b/tools/full-clean.sh
@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+set -e
+
+source $(dirname $0)/env.sh
+
+rm -rf $BUILD_DIR
+mkdir -p $BUILD_DIR
\ No newline at end of file
diff --git a/tools/rebuild-iso.sh b/tools/rebuild-iso.sh
index 8537e980..a10085cb 100755
--- a/tools/rebuild-iso.sh
+++ b/tools/rebuild-iso.sh
@@ -7,9 +7,7 @@ cd $LUNA_ROOT
 
 tools/setup.sh
 
-cd $BUILD_DIR
-$BUILD clean
-cd -
+tools/full-clean.sh
 
 cmake -S . -B $BUILD_DIR -G "$CMAKE_GEN"
 cmake --build $BUILD_DIR
diff --git a/tools/rebuild.sh b/tools/rebuild.sh
index cff4de9a..1c3e0316 100755
--- a/tools/rebuild.sh
+++ b/tools/rebuild.sh
@@ -7,9 +7,7 @@ cd $LUNA_ROOT
 
 tools/setup.sh
 
-cd $BUILD_DIR
-$BUILD clean
-cd -
+tools/full-clean.sh
 
 cmake -S . -B $BUILD_DIR -G "$CMAKE_GEN"
 cmake --build $BUILD_DIR
\ No newline at end of file