diff --git a/acinclude.m4 b/acinclude.m4
index 62abb48..6145455 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -2010,7 +2010,7 @@ AC_DEFUN([KDE_CREATE_LIBS_ALIASES],
 if test $kde_qtver = 3; then
    AC_SUBST(LIB_TDECORE, "-ltdecore")
    AC_SUBST(LIB_TDEUI, "-ltdeui")
-   AC_SUBST(LIB_KIO, "-lkio")
+   AC_SUBST(LIB_KIO, "-ltdeio")
    AC_SUBST(LIB_SMB, "-lsmb")
    AC_SUBST(LIB_KAB, "-lkab")
    AC_SUBST(LIB_KABC, "-lkabc")
@@ -2021,12 +2021,12 @@ if test $kde_qtver = 3; then
    AC_SUBST(LIB_KUTILS, "-ltdeutils")
    AC_SUBST(LIB_TDEPIM, "-ltdepim")
 # these are for backward compatibility
-   AC_SUBST(LIB_KSYCOCA, "-lkio")
-   AC_SUBST(LIB_KFILE, "-lkio")
+   AC_SUBST(LIB_KSYCOCA, "-ltdeio")
+   AC_SUBST(LIB_KFILE, "-ltdeio")
 elif test $kde_qtver = 2; then
    AC_SUBST(LIB_TDECORE, "-ltdecore")
    AC_SUBST(LIB_TDEUI, "-ltdeui")
-   AC_SUBST(LIB_KIO, "-lkio")
+   AC_SUBST(LIB_KIO, "-ltdeio")
    AC_SUBST(LIB_KSYCOCA, "-ltdesycoca")
    AC_SUBST(LIB_SMB, "-lsmb")
    AC_SUBST(LIB_KFILE, "-ltdefile")