diff --git a/configure b/configure
index 9228632..a788eee 100755
--- a/configure
+++ b/configure
@@ -2785,10 +2785,13 @@ printf "%s\n" "$as_me: WARNING: --with-tcl argument should refer to directory co
 			`ls -d /usr/pkg/lib 2>/dev/null` \
 			`ls -d /usr/lib 2>/dev/null` \
 			`ls -d /usr/lib64 2>/dev/null` \
+			`ls -d /usr/lib/tcl8.7 2>/dev/null` \
 			`ls -d /usr/lib/tcl8.6 2>/dev/null` \
 			`ls -d /usr/lib/tcl8.5 2>/dev/null` \
+			`ls -d /usr/local/lib/tcl8.7 2>/dev/null` \
 			`ls -d /usr/local/lib/tcl8.6 2>/dev/null` \
 			`ls -d /usr/local/lib/tcl8.5 2>/dev/null` \
+			`ls -d /usr/local/lib/tcl/tcl8.7 2>/dev/null` \
 			`ls -d /usr/local/lib/tcl/tcl8.6 2>/dev/null` \
 			`ls -d /usr/local/lib/tcl/tcl8.5 2>/dev/null` \
 			; do