diff --git a/.circleci/config.yml b/.circleci/config.yml
index 4d5ca7a0b..31c686a0e 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -10,17 +10,6 @@ executors:
 
 jobs:
 
-  macos-10_12_6-aat-fonts:
-    macos:
-      xcode: "9.0.1"
-    steps:
-      - checkout
-      - run: HOMEBREW_NO_AUTO_UPDATE=1 brew install pkg-config freetype glib cairo python3 ninja
-      - run: pip3 install meson --upgrade
-      - run: meson build
-      - run: meson compile -Cbuild # or ninja -Cbuild
-      - run: meson test -Cbuild --print-errorlogs
-
   macos-10_13_6-aat-fonts:
     macos:
       xcode: "10.1.0"
@@ -31,6 +20,8 @@ jobs:
       - run: meson build
       - run: meson compile -Cbuild
       - run: meson test -Cbuild --print-errorlogs
+      - store_artifacts:
+          path: build/meson-logs/
 
   macos-10_14_4-aat-fonts:
     macos:
@@ -42,6 +33,8 @@ jobs:
       - run: PKG_CONFIG_PATH="/usr/local/opt/icu4c/lib/pkgconfig:/usr/local/opt/libffi/lib/pkgconfig" meson build -Dcoretext=enabled
       - run: meson compile -Cbuild
       - run: meson test -Cbuild --print-errorlogs
+      - store_artifacts:
+          path: build/meson-logs/
 
   macos-10_15_3-aat-fonts:
     macos:
@@ -53,6 +46,8 @@ jobs:
       - run: PKG_CONFIG_PATH="/usr/local/opt/icu4c/lib/pkgconfig:/usr/local/opt/libffi/lib/pkgconfig" meson build -Dcoretext=enabled -Dgraphite=enabled -Dauto_features=enabled
       - run: meson compile -Cbuild
       - run: meson test -Cbuild --print-errorlogs
+      - store_artifacts:
+          path: build/meson-logs/
 
   # will be dropped with autotools removal
   distcheck:
@@ -170,7 +165,6 @@ workflows:
 
   build:
     jobs:
-      - macos-10_12_6-aat-fonts
       - macos-10_13_6-aat-fonts
       - macos-10_14_4-aat-fonts
       - macos-10_15_3-aat-fonts
diff --git a/configure.ac b/configure.ac
index a3c8a61a0..c8e6d47eb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -25,7 +25,7 @@ AM_PROG_CC_C_O
 AC_PROG_CXX
 AX_CXX_COMPILE_STDCXX(11)
 AC_SYS_LARGEFILE
-PKG_PROG_PKG_CONFIG([0.20])
+PKG_PROG_PKG_CONFIG([0.28])
 AM_MISSING_PROG([RAGEL], [ragel])
 AM_MISSING_PROG([GIT], [git])