diff --git a/acinclude.m4 b/acinclude.m4
index fc947ac..0365753 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -1137,7 +1137,10 @@ x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*|s390*-*linux*|sparc*-*linux*)
         x86_64-*linux*)
           LD="${LD-ld} -m elf_i386"
           ;;
-        ppc64-*linux*|powerpc64-*linux*)
+        powerpc64le-*)
+          LD="${LD-ld} -m elf32lppclinux"
+          ;;
+        powerpc64-*)
           LD="${LD-ld} -m elf32ppclinux"
           ;;
         s390x-*linux*)
@@ -1153,7 +1156,10 @@ x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*|s390*-*linux*|sparc*-*linux*)
         x86_64-*linux*)
           LD="${LD-ld} -m elf_x86_64"
           ;;
-        ppc*-*linux*|powerpc*-*linux*)
+        powerpcle-*)
+          LD="${LD-ld} -m elf64lppc"
+          ;;
+        powerpc-*)
           LD="${LD-ld} -m elf64ppc"
           ;;
         s390*-*linux*)
diff --git a/libvncclient.pc.in b/libvncclient.pc.in
index 143dc46..37495e7 100644
--- a/libvncclient.pc.in
+++ b/libvncclient.pc.in
@@ -7,6 +7,8 @@ Name: LibVNCClient
 Description: A library for easy implementation of a VNC client.
 Version: @VERSION@
 Requires:
-Libs: -L${libdir} -lvncclient @LIBS@ @WSOCKLIB@
+Requires.private: zlib
+Libs: -L${libdir} -lvncclient
+Libs.private: @LIBS@ @WSOCKLIB@
 Cflags: -I${includedir}
 
diff --git a/libvncserver.pc.in b/libvncserver.pc.in
index f9273ea..d246052 100644
--- a/libvncserver.pc.in
+++ b/libvncserver.pc.in
@@ -7,6 +7,8 @@ Name: LibVNCServer
 Description: A library for easy implementation of a VNC server.
 Version: @VERSION@
 Requires:
-Libs: -L${libdir} -lvncserver @LIBS@ @WSOCKLIB@
+Requires.private: zlib
+Libs: -L${libdir} -lvncserver
+Libs.private: @LIBS@ @WSOCKLIB@
 Cflags: -I${includedir}