diff --git a/lib/http.c b/lib/http.c
index 674e49665..ec709ff8d 100644
--- a/lib/http.c
+++ b/lib/http.c
@@ -214,8 +214,6 @@ char *Curl_copy_header_value(const char *header)
   char *value;
   size_t len;
 
-  DEBUGASSERT(header);
-
   /* Find the end of the header name */
   while(*header && (*header != ':'))
     ++header;
diff --git a/lib/strtoofft.c b/lib/strtoofft.c
index 363647737..546a3ff75 100644
--- a/lib/strtoofft.c
+++ b/lib/strtoofft.c
@@ -220,8 +220,6 @@ CURLofft curlx_strtoofft(const char *str, char **endp, int base,
   errno = 0;
   *num = 0; /* clear by default */
 
-  DEBUGASSERT(str);
-
   while(*str && ISSPACE(*str))
     str++;
   if('-' == *str) {