diff --git a/Objects/exceptions.c b/Objects/exceptions.c
index aaff0bc..c7cae2e 100644
--- a/Objects/exceptions.c
+++ b/Objects/exceptions.c
@@ -1855,7 +1855,7 @@
         return PyUnicode_FromString("");
 
     /* Get reason and encoding as strings, which they might not be if
-       they've been modified after we were contructed. */
+       they've been modified after we were constructed. */
     reason_str = PyObject_Str(uself->reason);
     if (reason_str == NULL)
         goto done;
@@ -1980,7 +1980,7 @@
         return PyUnicode_FromString("");
 
     /* Get reason and encoding as strings, which they might not be if
-       they've been modified after we were contructed. */
+       they've been modified after we were constructed. */
     reason_str = PyObject_Str(uself->reason);
     if (reason_str == NULL)
         goto done;
@@ -2078,7 +2078,7 @@
         return PyUnicode_FromString("");
 
     /* Get reason as a string, which it might not be if it's been
-       modified after we were contructed. */
+       modified after we were constructed. */
     reason_str = PyObject_Str(uself->reason);
     if (reason_str == NULL)
         goto done;
diff --git a/Objects/longobject.c b/Objects/longobject.c
index f68d15e..cd04e36 100644
--- a/Objects/longobject.c
+++ b/Objects/longobject.c
@@ -775,10 +775,10 @@
         size_t i;
         const unsigned char* p = pendbyte;
         const int pincr = -incr;  /* search MSB to LSB */
-        const unsigned char insignficant = is_signed ? 0xff : 0x00;
+        const unsigned char insignificant = is_signed ? 0xff : 0x00;
 
         for (i = 0; i < n; ++i, p += pincr) {
-            if (*p != insignficant)
+            if (*p != insignificant)
                 break;
         }
         numsignificantbytes = n - i;