diff --git a/.lefthook/pre-commit/lint b/.lefthook/pre-commit/lint
index b75248a0..9531204d 100755
--- a/.lefthook/pre-commit/lint
+++ b/.lefthook/pre-commit/lint
@@ -8,6 +8,7 @@ fi
 if [ -x "$(which brew)" ]; then
   export PKG_CONFIG_PATH="$PKG_CONFIG_PATH:$(brew --prefix libffi)/lib/pkgconfig"
   export PKG_CONFIG_PATH="$PKG_CONFIG_PATH:$(brew --prefix libarchive)/lib/pkgconfig"
+  export PKG_CONFIG_PATH="$PKG_CONFIG_PATH:$(brew --prefix cfitsio)/lib/lib/pkgconfig"
 fi
 
 export CGO_LDFLAGS_ALLOW="-s|-w"
diff --git a/.lefthook/pre-push/test b/.lefthook/pre-push/test
index a93c3bca..da1087e3 100755
--- a/.lefthook/pre-push/test
+++ b/.lefthook/pre-push/test
@@ -3,6 +3,7 @@
 if [ -x "$(which brew)" ]; then
   export PKG_CONFIG_PATH="$PKG_CONFIG_PATH:$(brew --prefix libffi)/lib/pkgconfig"
   export PKG_CONFIG_PATH="$PKG_CONFIG_PATH:$(brew --prefix libarchive)/lib/pkgconfig"
+  export PKG_CONFIG_PATH="$PKG_CONFIG_PATH:$(brew --prefix cfitsio)/lib/lib/pkgconfig"
 fi
 
 export CGO_LDFLAGS_ALLOW="-s|-w"