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-rw-r--r--generic/tclEnv.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/generic/tclEnv.c b/generic/tclEnv.c
index 0041a40..d05cc61 100644
--- a/generic/tclEnv.c
+++ b/generic/tclEnv.c
@@ -19,7 +19,7 @@ TCL_DECLARE_MUTEX(envMutex) /* To serialize access to environ. */
/* MODULE_SCOPE */
-unsigned long TclEnvEpoch = 0; /* Epoch of the tcl environment
+size_t TclEnvEpoch = 0; /* Epoch of the tcl environment
* (if changed with tcl-env). */
static struct {