Fixed typo reported by Vladimir Marangozov <Vladimir.Marangozov@imag.fr>.
diff --git a/Doc/api.tex b/Doc/api.tex
index 068add8..ade73cf 100644
--- a/Doc/api.tex
+++ b/Doc/api.tex
@@ -2510,7 +2510,7 @@
multi-threaded Python programs, there's a global lock that must be
held by the current thread before it can safely access Python objects.
Without the lock, even the simplest operations could cause problems in
-a multi-threaded proram: for example, when two threads simultaneously
+a multi-threaded program: for example, when two threads simultaneously
increment the reference count of the same object, the reference count
could end up being incremented only once instead of twice.