diff --git a/.github/workflows/ci-all-samples.yml b/.github/workflows/ci-all-samples.yml
index ceac4cb..c6cef88 100644
--- a/.github/workflows/ci-all-samples.yml
+++ b/.github/workflows/ci-all-samples.yml
@@ -10,7 +10,7 @@ jobs:
         with:
           submodules: recursive
       - run: sudo apt-get install g++
-      - run: make V=1 -C ${{ github.workspace }} -j$(nproc) run
+      - run: make -C ${{ github.workspace }} -j$(nproc) run
       - name: Install libunwind-dev
         run: sudo apt-get install libunwind-dev libdwarf-dev=20200114-1 libdwarf1=20200114-1
       - run: make -C ${{ github.workspace }} RECOVER_VAR_NAMES=1 -j$(nproc) run
diff --git a/make/setvars.mk b/make/setvars.mk
index 727ee3c..fd03063 100644
--- a/make/setvars.mk
+++ b/make/setvars.mk
@@ -9,7 +9,7 @@ endif
 DEBUG=1
 endif
 
-EXTRA_CFLAGS?=""
+EXTRA_CFLAGS?=
 
 # Create CFLAGS, LINKER_FLAGS, CFLAGS_INTERNAL and INCLUDE_FLAGS based on config
 CFLAGS_INTERNAL=-std=c++11 -Wall -Wextra -Wno-unused-parameter -Wno-missing-field-initializers -Wmissing-declarations