diff --git a/CHANGES b/CHANGES
index 4f328b1..99600e6 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,4 +1,8 @@
 
+corrections:
+	socat crashed on systems without setenv() (esp. SunOS up to Solaris 9);
+	thanks to Todd Stansell for reporting this bug
+
 ####################### V 1.7.1.0:
 
 new features:
diff --git a/VERSION b/VERSION
index 978ec68..67b3a53 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-"1.7.1.0"
+"1.7.1.0+fixsetenv"
diff --git a/utils.c b/utils.c
index 57904d9..21ccf79 100644
--- a/utils.c
+++ b/utils.c
@@ -75,7 +75,7 @@ int setenv(const char *name, const char *value, int overwrite) {
    if (!overwrite) {
       if (getenv(name))  return 0;	/* already exists */
    }
-   if ((env = Malloc(strlen(name)+strlen(value)+2)) != NULL) {
+   if ((env = Malloc(strlen(name)+strlen(value)+2)) == NULL) {
       return -1;
    }
    sprintf(env, "%s=%s", name, value);