diff --git a/src/builtins.pod b/src/builtins.pod
index 4bdecd3..ace4e1e 100644
--- a/src/builtins.pod
+++ b/src/builtins.pod
@@ -92,7 +92,7 @@ you can write both C<(-5).abs> and C<abs(-5)>.
     ceil        rounding up to an integer
     floor       rounding down to an integer
     round       rounding to next integer
-    sign        -1 for negative, 0 for 0, 1 for postive values
+    sign        -1 for negative, 0 for 0, 1 for positive values
 
 The trigonometric functions C<sin, cos, tan, asin, acos, atan, sec, cosec,
 cotan, asec, acosec, acotan, sinh, cosh, tanh, asinh, acosh, atanh, sech,
diff --git a/src/preface.pod b/src/preface.pod
index b55c0e3..cd94f52 100644
--- a/src/preface.pod
+++ b/src/preface.pod
@@ -52,7 +52,7 @@ the restriction of backward compatibility with Perl 5.
 Some might ask, "Why call it Perl if it's a different language?" Perl is
 more than just the vagaries of syntax. Perl is philosophy (there's more
 than one way to do it; easy things easy, hard things possible); Perl is
-custom (unit testing); Perl is architectual edifice (Comprehensive Perl
+custom (unit testing); Perl is architectural edifice (Comprehensive Perl
 Archive Network); Perl is community (perl5porters, perl6-language).
 These are things that both Perl 5 and Perl 6 will share to varying
 degrees. Also, due to Perl's habit of stealing good ideas, Perl 5 and