diff --git a/bin/ruby-build b/bin/ruby-build
index c445e480ea..170ee1c2b4 100755
--- a/bin/ruby-build
+++ b/bin/ruby-build
@@ -1118,7 +1118,7 @@ pkgconfig_prefix() {
   prefix="$(pkg-config --variable=prefix "$1" 2>/dev/null || true)"
   [ -n "$prefix" ] || return 1
   brew_prefix="$(brew --prefix 2>/dev/null || true)"
-  if [[ -n $prefix_prefix && ( $prefix == "$brew_prefix"/Cellar/* || \
+  if [[ -n $brew_prefix && ( $prefix == "$brew_prefix"/Cellar/* || \
        $prefix == "$(brew --repository 2>/dev/null || true)"/Cellar/* ) ]]; then
     return 1
   fi
diff --git a/test/build.bats b/test/build.bats
index 379097f0ad..30b3a816c9 100755
--- a/test/build.bats
+++ b/test/build.bats
@@ -593,6 +593,44 @@ make install
 OUT
 }
 
+@test "link to Homebrew OpenSSL ignoring pkg-config" {
+  cached_tarball "ruby-3.2.0" configure
+
+  local homebrew_prefix="${TMP}/homebrew"
+  executable "${homebrew_prefix}/opt/openssl@3/bin/openssl" <<EXE
+#!/$BASH
+[ "\$1" = "version" ] || exit 1
+echo 'OpenSSL 3.2.1  20 Dec 2019'
+EXE
+
+  stub_repeated uname '-s : echo Linux'
+  stub cc '-xc -E - : echo "OpenSSL 1.0.1a  1 Aug 2023"'
+  stub_repeated brew \
+    'list : echo "openssl@3"' \
+    "--prefix : if [ \$# -ge 2 ]; then echo '$homebrew_prefix'/opt/\$2; else echo '$homebrew_prefix'; fi " \
+    "--repository : echo '$homebrew_prefix'"
+  stub pkg-config "--variable=prefix openssl : echo '$homebrew_prefix'/Cellar/openssl@3/3.2.1"
+  stub_make_install
+
+  run_inline_definition <<DEF
+install_package "openssl-1.1.1w" "https://www.openssl.org/source/openssl-1.1.1w.tar.gz" openssl --if needs_openssl:1.1.0-3.2.x
+install_package "ruby-3.2.0" "http://ruby-lang.org/ruby/2.0/ruby-3.2.0.tar.gz"
+DEF
+  assert_success
+
+  unstub uname
+  unstub cc
+  unstub brew
+  unstub pkg-config
+  unstub make
+
+  assert_build_log <<OUT
+ruby-3.2.0: [--prefix=$INSTALL_ROOT,--with-openssl-dir=$TMP/homebrew/opt/openssl@3,--with-ext=openssl,psych,+]
+make -j 2
+make install
+OUT
+}
+
 @test "forward extra command-line arguments as configure flags" {
   cached_tarball "ruby-3.2.0" configure