diff --git a/leptonica/PSPBUILD b/leptonica/PSPBUILD
index fdca6b8..8407b32 100644
--- a/leptonica/PSPBUILD
+++ b/leptonica/PSPBUILD
@@ -16,7 +16,7 @@ prepare() {
     sed -i 's#@prefix@#${PSPDEV}/psp#' lept.pc.in
     sed -i 's#@exec_prefix@#${prefix}#' lept.pc.in
     sed -i 's#@libdir@#${prefix}/lib#' lept.pc.in
-    sed -i 's#@includedir@#${prefix}include#' lept.pc.in
+    sed -i 's#@includedir@#${prefix}/include#' lept.pc.in
 }
 
 build() {