diff --git a/src/libbson/CMakeLists.txt b/src/libbson/CMakeLists.txt
index 88de79a..c3cfd7e 100644
--- a/src/libbson/CMakeLists.txt
+++ b/src/libbson/CMakeLists.txt
@@ -347,7 +347,7 @@ if (ENABLE_EXAMPLES)
 endif () # ENABLE_EXAMPLES
 
 set (BSON_HEADER_INSTALL_DIR
-   "${CMAKE_INSTALL_INCLUDEDIR}/libbson-${BSON_API_VERSION}"
+   "${CMAKE_INSTALL_INCLUDEDIR}"
 )
 
 if (MONGOC_ENABLE_STATIC_INSTALL)
diff --git a/src/libbson/src/libbson-1.0.pc.in b/src/libbson/src/libbson-1.0.pc.in
index b65abbc..33346f3 100644
--- a/src/libbson/src/libbson-1.0.pc.in
+++ b/src/libbson/src/libbson-1.0.pc.in
@@ -7,4 +7,4 @@ Name: libbson
 Description: The libbson BSON serialization library.
 Version: @VERSION@
 Libs: -L${libdir} -lbson-@BSON_API_VERSION@
-Cflags: -I${includedir}/libbson-@BSON_API_VERSION@
+Cflags: -I${includedir}
diff --git a/src/libbson/src/libbson-static-1.0.pc.in b/src/libbson/src/libbson-static-1.0.pc.in
index 6ee58d0..e03a95b 100644
--- a/src/libbson/src/libbson-static-1.0.pc.in
+++ b/src/libbson/src/libbson-static-1.0.pc.in
@@ -7,4 +7,4 @@ Name: libbson static archive
 Description: The libbson BSON serialization library.
 Version: @VERSION@
 Libs: -L${libdir} -lbson-static-@BSON_API_VERSION@ @LIBBSON_LIBRARIES@
-Cflags: -I${includedir}/libbson-@BSON_API_VERSION@ -DBSON_STATIC
+Cflags: -I${includedir} -DBSON_STATIC