diff --git a/projects/gnome.org/gdk-pixbuf/package.yml b/projects/gnome.org/gdk-pixbuf/package.yml
index 6e888f4c..0016357a 100644
--- a/projects/gnome.org/gdk-pixbuf/package.yml
+++ b/projects/gnome.org/gdk-pixbuf/package.yml
@@ -29,6 +29,7 @@ build:
     meson \
         --buildtype=release \
         --prefix={{prefix}} \
+        --libdir={{prefix}}/lib \
       -Dman=false \
       ..
     ninja
diff --git a/projects/gnome.org/glib/package.yml b/projects/gnome.org/glib/package.yml
index edb7af85..1cdf2b70 100644
--- a/projects/gnome.org/glib/package.yml
+++ b/projects/gnome.org/glib/package.yml
@@ -31,12 +31,14 @@ build:
     GT='${prefix}/../../../gnu.org/gettext/v{{ deps.gnu.org/gettext.version.major }}'
 
     cd {{prefix}}/lib/pkgconfig
+
     sed -i.bak -e \
       's|Libs: -L${libdir} -lglib-2.0 -lintl|Libs: -L${libdir} -lglib-2.0'\ -L$GT/lib\ -lintl\| \
       ./glib-2.0.pc
     sed -i.bak -e \
       's|Cflags: -I${includedir}/glib-2.0 -I${libdir}/glib-2.0/include|Cflags: -I${includedir}/glib-2.0 -I${libdir}/glib-2.0/include'\ -I$GT/include\| \
       ./glib-2.0.pc
+
     rm *.bak
 
   #REF https://github.com/Homebrew/homebrew-core/blob/d0e65698ccd502335bea68ce879ae02e1735db0d/Formula/glib.rb#L66-L67
@@ -44,6 +46,7 @@ build:
   env:
     ARGS:
       - --prefix={{prefix}}
+      - --libdir={{prefix}}/lib
       - --wrap-mode=nofallback
       - --buildtype=release
       # tests fail to build with `error: target emulation unknown: -m or at least one .o file required`
@@ -54,15 +57,17 @@ test:
     tea.xyz/gx/cc: c99
     freedesktop.org/pkg-config: ^0.29
   script: |
+    sh - <<EOSTDIN
+    # unset these since we only want to test via pkg-config
+    unset LIBRARY_PATH
+    unset CPATH
+    unset LD_LIBRARY_PATH
+    unset DYLD_FALLBACK_LIBRARY_PATH
     cc $CFLAGS $LDFLAGS test.c
+    EOSTDIN
+
     ./a.out
   env:
     # using pkg-config as pixman puts its headers in `include/pixman-1`
     LDFLAGS: $(pkg-config --libs glib-2.0)
     CFLAGS: $(pkg-config --cflags glib-2.0)
-    # unset these since we only want to test via pkg-config
-    LIBRARY_PATH: /
-    CPATH: /
-    LD_LIBRARY_PATH: /
-    darwin:
-      DYLD_LIBRARY_PATH: /
diff --git a/projects/gnome.org/gobject-introspection/package.yml b/projects/gnome.org/gobject-introspection/package.yml
index f054b75b..3be74a3c 100644
--- a/projects/gnome.org/gobject-introspection/package.yml
+++ b/projects/gnome.org/gobject-introspection/package.yml
@@ -21,7 +21,7 @@ build:
   working-directory:
     build
   script: |
-    meson .. --prefix={{prefix}} --buildtype=release
+    meson .. --prefix={{prefix}} --libdir={{prefix}}/lib --buildtype=release
     ninja -v
     ninja install
   env:
@@ -39,8 +39,12 @@ test:
     tea.xyz/gx/make: '*'
     freedesktop.org/pkg-config: ^0.29
   script: |
-    git clone $FIXTURE .
+    git clone $FIXTURE test
+    cd test
+    git apply ../test_make.diff
     make
     test -f Tut-0.1.typelib
   env:
     FIXTURE: https://gist.github.com/7a0023656ccfe309337a.git
+    PKG_CONFIG_PATH: $PKG_CONFIG_PATH:{{prefix}}/lib/pkgconfig
+
diff --git a/projects/gnome.org/gobject-introspection/test_make.diff b/projects/gnome.org/gobject-introspection/test_make.diff
new file mode 100644
index 00000000..9b1079ad
--- /dev/null
+++ b/projects/gnome.org/gobject-introspection/test_make.diff
@@ -0,0 +1,15 @@
+diff -u a/Makefile b/Makefile
+--- a/Makefile	2022-10-21 16:31:23.000000000 -0400
++++ b/Makefile	2022-10-21 17:59:47.000000000 -0400
+@@ -11,9 +11,9 @@
+ # CC0 Public Domain Dedication:
+ # http://creativecommons.org/publicdomain/zero/1.0/
+ 
+-C_INCLUDES:=$(shell pkg-config --cflags gobject-introspection-1.0)
++C_INCLUDES:=$(shell pkg-config --cflags gobject-introspection-1.0 glib-2.0)
+ CFLAGS=$(C_INCLUDES) -g
+-LIBS:=$(shell pkg-config --libs gobject-introspection-1.0 gmodule-2.0)
++LIBS:=$(shell pkg-config --libs gobject-introspection-1.0 gmodule-2.0 glib-2.0)
+ 
+ OBJECTS=tut-greeter.o main.o
+ SOURCES=tut-greeter.c tut-greeter.h main.c
diff --git a/projects/gnome.org/pango/package.yml b/projects/gnome.org/pango/package.yml
index 416958e2..cd4deed8 100644
--- a/projects/gnome.org/pango/package.yml
+++ b/projects/gnome.org/pango/package.yml
@@ -36,6 +36,7 @@ build:
       - -Dfreetype=enabled
       - --buildtype=release
       - --prefix={{prefix}}
+      - --libdir={{prefix}}/lib
 
 #TODO more
 test: pango-view --version
diff --git a/scripts/test.ts b/scripts/test.ts
index fe8da564..868daf88 100755
--- a/scripts/test.ts
+++ b/scripts/test.ts
@@ -32,6 +32,11 @@ async function test(self: Installation) {
   const yml = await pantry.getYAML(self.pkg).parse()
   const deps = await deps4(self.pkg)
   const installations = await prepare(deps)
+
+  // if we are testing multiple packages, they might not
+  // get linked when they're tested.
+  await link(self)
+
   const env = useShellEnv({ installations: [self, ...installations] })
 
   let text = undent`