diff --git a/packages/audio/taglib/package.mk b/packages/audio/taglib/package.mk
index ca3990203a..2c82d957e8 100644
--- a/packages/audio/taglib/package.mk
+++ b/packages/audio/taglib/package.mk
@@ -31,8 +31,7 @@ PKG_LONGDESC="TagLib is a library for reading and editing the meta-data of sever
 PKG_IS_ADDON="no"
 PKG_AUTORECONF="no"
 
-PKG_CMAKE_OPTS_TARGET="-DCMAKE_BUILD_TYPE=Release \
-                       -DBUILD_SHARED_LIBS=OFF \
+PKG_CMAKE_OPTS_TARGET="-DBUILD_SHARED_LIBS=OFF \
                        -DWITH_MP4=ON \
                        -DWITH_ASF=ON"
 
diff --git a/packages/lang/llvm/package.mk b/packages/lang/llvm/package.mk
index 0360b63ae9..04c2cab2a1 100644
--- a/packages/lang/llvm/package.mk
+++ b/packages/lang/llvm/package.mk
@@ -32,8 +32,7 @@ PKG_LONGDESC="Low-Level Virtual Machine (LLVM) is a compiler infrastructure desi
 PKG_IS_ADDON="no"
 PKG_AUTORECONF="no"
 
-PKG_CMAKE_OPTS_HOST="-DCMAKE_BUILD_TYPE=Release \
-                     -DLLVM_INCLUDE_TOOLS=ON \
+PKG_CMAKE_OPTS_HOST="-DLLVM_INCLUDE_TOOLS=ON \
                      -DLLVM_BUILD_TOOLS=OFF \
                      -DLLVM_BUILD_UTILS=OFF \
                      -DLLVM_BUILD_EXAMPLES=OFF \
@@ -59,8 +58,7 @@ makeinstall_host() {
   cp -a bin/llvm-config $SYSROOT_PREFIX/usr/bin/llvm-config-host
 }
 
-PKG_CMAKE_OPTS_TARGET="-DCMAKE_BUILD_TYPE=Release \
-                       -DCMAKE_C_FLAGS="$CFLAGS" \
+PKG_CMAKE_OPTS_TARGET="-DCMAKE_C_FLAGS="$CFLAGS" \
                        -DCMAKE_CXX_FLAGS="$CXXFLAGS" \
                        -DLLVM_INCLUDE_TOOLS=ON \
                        -DLLVM_BUILD_TOOLS=OFF \
diff --git a/scripts/build b/scripts/build
index 8615db6b63..b741872626 100755
--- a/scripts/build
+++ b/scripts/build
@@ -128,7 +128,7 @@ if [ ! -f $STAMP ]; then
     if [ "$DEBUG" = "yes" ]; then
       CMAKE_BUILD_TYPE="Debug"
     else
-      CMAKE_BUILD_TYPE="Release"
+      CMAKE_BUILD_TYPE="MinSizeRel"
     fi
 
     TARGET_CMAKE_OPTS="-DCMAKE_TOOLCHAIN_FILE=$CMAKE_CONF \