diff --git a/projects/libtsm/build.sh b/projects/libtsm/build.sh
index 0369dd48c..e2260c2ef 100755
--- a/projects/libtsm/build.sh
+++ b/projects/libtsm/build.sh
@@ -20,7 +20,7 @@
 make -j$(nproc) clean all
 
 # build your fuzzer(s)
-$CC $CCFLAGS -c $SRC/libtsm_fuzzer.c -Isrc/tsm -o $SRC/libtsm_fuzzer.o
+$CC $CFLAGS -c $SRC/libtsm_fuzzer.c -Isrc/tsm -o $SRC/libtsm_fuzzer.o
 $CXX $CXXFLAGS \
     -o $OUT/libtsm_fuzzer \
     $SRC/libtsm_fuzzer.o \
diff --git a/projects/sqlite3/build.sh b/projects/sqlite3/build.sh
index 5a0bbbf1f..f5f0af8e5 100755
--- a/projects/sqlite3/build.sh
+++ b/projects/sqlite3/build.sh
@@ -27,7 +27,7 @@ export CFLAGS="$CFLAGS -DSQLITE_MAX_LENGTH=128000000 \
 make -j$(nproc)
 make sqlite3.c
 
-$CC $CCFLAGS -I. -c \
+$CC $CFLAGS -I. -c \
     $SRC/sqlite3/test/ossfuzz.c -o $SRC/sqlite3/test/ossfuzz.o
 
 $CXX $CXXFLAGS \