diff --git a/configure b/configure
index 17b5d15b6c..5740f89c12 100755
--- a/configure
+++ b/configure
@@ -21406,7 +21406,7 @@ $as_echo_n "checking for system c-client library...... " >&6; }
 		CPPFLAGS="${saved_cppflags}"
 		LIBS="${saved_libs}"
 		imap_ldflags=""
-		imap_libs="-lc-client"
+		imap_libs="-lcrypto -lssl -lc-client"
 		imap_include="-DUSE_SYSTEM_IMAP" #Try the imap directory first
 		CPPFLAGS="${CPPFLAGS} ${imap_include}"
 		LIBS="${LIBS} ${imap_libs} "`echo ${imap_ldflags}`
diff --git a/configure.ac b/configure.ac
index f372d27237..2323568551 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1823,7 +1823,7 @@ if test "${USE_IMAP_TK}" != "no"; then
 		CPPFLAGS="${saved_cppflags}"
 		LIBS="${saved_libs}"
 		imap_ldflags=""
-		imap_libs="-lc-client"
+		imap_libs="-lcrypto -lssl -lc-client"
 		imap_include="-DUSE_SYSTEM_IMAP" #Try the imap directory first
 		CPPFLAGS="${CPPFLAGS} ${imap_include}"
 		LIBS="${LIBS} ${imap_libs} "`echo ${imap_ldflags}`