diff --git a/packages/rust/build.sh b/packages/rust/build.sh
index 6acb859c58..3e04371ce4 100644
--- a/packages/rust/build.sh
+++ b/packages/rust/build.sh
@@ -23,8 +23,8 @@ termux_step_configure() {
 	rustup install $BOOTSTRAP_VERSION
 	rustup default $BOOTSTRAP_VERSION-x86_64-unknown-linux-gnu
 	export PATH=$HOME/.rustup/toolchains/$BOOTSTRAP_VERSION-x86_64-unknown-linux-gnu/bin:$PATH
-	local RUSTC=$(which rustc)
-	local CARGO=$(which cargo)
+	local RUSTC=$(command -v rustc)
+	local CARGO=$(command -v cargo)
 
 	sed "s%\\@TERMUX_PREFIX\\@%$TERMUX_PREFIX%g" \
 		$TERMUX_PKG_BUILDER_DIR/config.toml \
diff --git a/packages/serf/build.sh b/packages/serf/build.sh
index 88491bb1d8..6262d30bfa 100644
--- a/packages/serf/build.sh
+++ b/packages/serf/build.sh
@@ -14,7 +14,7 @@ TERMUX_PKG_BUILD_IN_SRC=true
 termux_step_make_install() {
 	scons APR=$TERMUX_PREFIX \
 	      APU=$TERMUX_PREFIX \
-	      CC=$(which $CC) \
+	      CC=$(command -v $CC) \
 	      CFLAGS="$CFLAGS" \
 	      CPPFLAGS="$CPPFLAGS -std=c11" \
 	      LINKFLAGS="$LDFLAGS" \