diff --git a/dev-lang/crystal/crystal-1.1.0.ebuild b/dev-lang/crystal/crystal-1.1.0.ebuild
index 7af64a7114169..a435a46000257 100644
--- a/dev-lang/crystal/crystal-1.1.0.ebuild
+++ b/dev-lang/crystal/crystal-1.1.0.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2021 Gentoo Authors
+# Copyright 1999-2022 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
@@ -70,9 +70,9 @@ src_compile() {
 		threads=$(makeopts_jobs) \
 		verbose=1 \
 		\
-		CC=$(tc-getCC) \
-		CXX=$(tc-getCXX) \
-		AR=$(tc-getAR) \
+		CC="$(tc-getCC)" \
+		CXX="$(tc-getCXX)" \
+		AR="$(tc-getAR)" \
 		LLVM_CONFIG="$(get_llvm_prefix "${LLVM_MAX_SLOT}")/bin/llvm-config" \
 		\
 		PATH="${bootstrap_path}:${PATH}" \
diff --git a/dev-lang/crystal/crystal-1.1.1.ebuild b/dev-lang/crystal/crystal-1.1.1.ebuild
index 5917510958e77..f21d7749e7a50 100644
--- a/dev-lang/crystal/crystal-1.1.1.ebuild
+++ b/dev-lang/crystal/crystal-1.1.1.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2021 Gentoo Authors
+# Copyright 1999-2022 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
@@ -62,9 +62,9 @@ src_configure() {
 		stats=1
 		threads=$(makeopts_jobs)
 		verbose=1
-		CC=$(tc-getCC)
-		CXX=$(tc-getCXX)
-		AR=$(tc-getAR)
+		CC="$(tc-getCC)"
+		CXX="$(tc-getCXX)"
+		AR="$(tc-getAR)"
 		LLVM_CONFIG="$(get_llvm_prefix "${LLVM_MAX_SLOT}")/bin/llvm-config"
 		PATH="${bootstrap_path}:${PATH}"
 		CRYSTAL_PATH=src
diff --git a/dev-lang/crystal/crystal-1.2.1.ebuild b/dev-lang/crystal/crystal-1.2.1.ebuild
index 6e531f8dcf462..7758bb838f9aa 100644
--- a/dev-lang/crystal/crystal-1.2.1.ebuild
+++ b/dev-lang/crystal/crystal-1.2.1.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2021 Gentoo Authors
+# Copyright 1999-2022 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
@@ -59,9 +59,9 @@ src_configure() {
 		stats=1
 		threads=$(makeopts_jobs)
 		verbose=1
-		CC=$(tc-getCC)
-		CXX=$(tc-getCXX)
-		AR=$(tc-getAR)
+		CC="$(tc-getCC)"
+		CXX="$(tc-getCXX)"
+		AR="$(tc-getAR)"
 		LLVM_CONFIG="$(get_llvm_prefix "${LLVM_MAX_SLOT}")/bin/llvm-config"
 		PATH="${bootstrap_path}:${PATH}"
 		CRYSTAL_PATH=src
diff --git a/dev-lang/crystal/crystal-1.2.2.ebuild b/dev-lang/crystal/crystal-1.2.2.ebuild
index 6e531f8dcf462..7758bb838f9aa 100644
--- a/dev-lang/crystal/crystal-1.2.2.ebuild
+++ b/dev-lang/crystal/crystal-1.2.2.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2021 Gentoo Authors
+# Copyright 1999-2022 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
@@ -59,9 +59,9 @@ src_configure() {
 		stats=1
 		threads=$(makeopts_jobs)
 		verbose=1
-		CC=$(tc-getCC)
-		CXX=$(tc-getCXX)
-		AR=$(tc-getAR)
+		CC="$(tc-getCC)"
+		CXX="$(tc-getCXX)"
+		AR="$(tc-getAR)"
 		LLVM_CONFIG="$(get_llvm_prefix "${LLVM_MAX_SLOT}")/bin/llvm-config"
 		PATH="${bootstrap_path}:${PATH}"
 		CRYSTAL_PATH=src