diff --git a/examples/projects/bsoncxx/pkg-config/shared/build.sh b/examples/projects/bsoncxx/pkg-config/shared/build.sh
index eee240b6cf..c7d6eade58 100755
--- a/examples/projects/bsoncxx/pkg-config/shared/build.sh
+++ b/examples/projects/bsoncxx/pkg-config/shared/build.sh
@@ -5,11 +5,10 @@ set -o pipefail
 
 # Sanity-check that static library macros are not set when building against the shared library.
 # Users don't need to include this section in their projects.
-(pkg-config --cflags libbsoncxx | grep -v -- -DBSONCXX_STATIC) ||
-  (
-    echo "Expected BSONCXX_STATIC to not be set" >&2
-    exit 1
-  )
+if ! pkg-config --cflags libbsoncxx | grep -v -q -- -DBSONCXX_STATIC; then
+  echo "Expected BSONCXX_STATIC to not be set" >&2
+  exit 1
+fi
 
 rm -rf build/*
 cd build
diff --git a/examples/projects/bsoncxx/pkg-config/static/build.sh b/examples/projects/bsoncxx/pkg-config/static/build.sh
index b935e4fb38..6c724769bf 100755
--- a/examples/projects/bsoncxx/pkg-config/static/build.sh
+++ b/examples/projects/bsoncxx/pkg-config/static/build.sh
@@ -5,11 +5,16 @@ set -o pipefail
 
 # Sanity-check that static library macros are set when building against the static library.  Users
 # don't need to include this section in their projects.
-(pkg-config --cflags libbsoncxx-static | grep -- -DBSONCXX_STATIC) ||
-  (
-    echo "Expected BSONCXX_STATIC to be set" >&2
-    exit 1
-  )
+if ! pkg-config --cflags libbsoncxx-static | grep -q -- -DBSONCXX_STATIC; then
+  echo "Expected BSONCXX_STATIC to be set" >&2
+  exit 1
+fi
+
+# Sanity-check that static libbson is required. Regression test for CXX-3290.
+if ! pkg-config --print-requires libbsoncxx-static | grep -q -- bson2-static; then
+  echo "Expected bson2-static to be required" >&2
+  exit 1
+fi
 
 rm -rf build/*
 cd build
diff --git a/examples/projects/mongocxx/pkg-config/shared/build.sh b/examples/projects/mongocxx/pkg-config/shared/build.sh
index c34d97c000..38c6a9ca61 100755
--- a/examples/projects/mongocxx/pkg-config/shared/build.sh
+++ b/examples/projects/mongocxx/pkg-config/shared/build.sh
@@ -5,16 +5,15 @@ set -o pipefail
 
 # Sanity-check that static library macros are not set when building against the shared library.
 # Users don't need to include this section in their projects.
-(pkg-config --cflags libmongocxx | grep -v -- -DBSONCXX_STATIC) ||
-  (
-    echo "Expected BSONCXX_STATIC to not be set" >&2
-    exit 1
-  )
-(pkg-config --cflags libmongocxx | grep -v -- -DMONGOCXX_STATIC) ||
-  (
-    echo "Expected MONGOCXX_STATIC to not be set" >&2
-    exit 1
-  )
+if ! pkg-config --cflags libmongocxx | grep -v -q -- -DBSONCXX_STATIC; then
+  echo "Expected BSONCXX_STATIC to not be set" >&2
+  exit 1
+fi
+
+if ! pkg-config --cflags libmongocxx | grep -v -q -- -DMONGOCXX_STATIC; then
+  echo "Expected MONGOCXX_STATIC to not be set" >&2
+  exit 1
+fi
 
 rm -rf build/*
 cd build
diff --git a/examples/projects/mongocxx/pkg-config/static/build.sh b/examples/projects/mongocxx/pkg-config/static/build.sh
index c48b100064..dd662ee6fd 100755
--- a/examples/projects/mongocxx/pkg-config/static/build.sh
+++ b/examples/projects/mongocxx/pkg-config/static/build.sh
@@ -5,16 +5,21 @@ set -o pipefail
 
 # Sanity-check that static library macros are set when building against the static library.  Users
 # don't need to include this section in their projects.
-(pkg-config --cflags libmongocxx-static | grep -- -DBSONCXX_STATIC) ||
-  (
-    echo "Expected BSONCXX_STATIC to be set" >&2
-    exit 1
-  )
-(pkg-config --cflags libmongocxx-static | grep -- -DMONGOCXX_STATIC) ||
-  (
-    echo "Expected MONGOCXX_STATIC to be set" >&2
-    exit 1
-  )
+if ! pkg-config --cflags libmongocxx-static | grep -q -- -DBSONCXX_STATIC; then
+  echo "Expected BSONCXX_STATIC to be set" >&2
+  exit 1
+fi
+
+if ! pkg-config --cflags libmongocxx-static | grep -q -- -DMONGOCXX_STATIC; then
+  echo "Expected MONGOCXX_STATIC to be set" >&2
+  exit 1
+fi
+
+# Sanity-check that static libmongoc is required. Regression test for CXX-3290.
+if ! pkg-config --print-requires libmongocxx-static | grep -q -- mongoc2-static; then
+  echo "Expected mongoc2-static to be required" >&2
+  exit 1
+fi
 
 rm -rf build/*
 cd build
diff --git a/src/bsoncxx/cmake/generate-pc.cmake b/src/bsoncxx/cmake/generate-pc.cmake
index 0630f1a955..14f151a383 100644
--- a/src/bsoncxx/cmake/generate-pc.cmake
+++ b/src/bsoncxx/cmake/generate-pc.cmake
@@ -26,7 +26,7 @@ if(1)
     set(requires "")
 
     if(is_static)
-        list(APPEND requires "bson2 >= ${bson_req_ver}")
+        list(APPEND requires "bson2-static >= ${bson_req_ver}")
     endif()
 
     list(JOIN requires ", " requires)
diff --git a/src/mongocxx/cmake/generate-pc.cmake b/src/mongocxx/cmake/generate-pc.cmake
index 9d19df453a..9ae35525d1 100644
--- a/src/mongocxx/cmake/generate-pc.cmake
+++ b/src/mongocxx/cmake/generate-pc.cmake
@@ -28,7 +28,7 @@ if(1)
 
     if(is_static)
         list(APPEND requires "lib${bsoncxx_name} >= ${version}")
-        list(APPEND requires "mongoc2 >= ${mongoc_req_ver}")
+        list(APPEND requires "mongoc2-static >= ${mongoc_req_ver}")
     else()
         list(APPEND requires "lib${bsoncxx_name} >= ${version}")
     endif()