diff --git a/1988/dale/README.md b/1988/dale/README.md
index 40142f2be..22b06c7b1 100644
--- a/1988/dale/README.md
+++ b/1988/dale/README.md
@@ -38,7 +38,7 @@ behaviour?
 ./dale "$(printf "the following files exist in this directory:\n%s\n" *)"
 ```
 
-### Alternate code
+### Alternate code:
 
 If you have an old enough compiler you can try the original version in
 [dale.alt.c](dale.alt.c). To use:
diff --git a/1993/lmfjyh/README.md b/1993/lmfjyh/README.md
index 2b532a5d1..6cc947c17 100644
--- a/1993/lmfjyh/README.md
+++ b/1993/lmfjyh/README.md
@@ -39,7 +39,7 @@ If you have gcc < 2.3.3 (i.e. the entry can compile):
 ```
 
 
-### Alternate code
+### Alternate code:
 
 To use:
 
diff --git a/2004/arachnid/README.md b/2004/arachnid/README.md
index 7a57ff874..76cf1080f 100644
--- a/2004/arachnid/README.md
+++ b/2004/arachnid/README.md
@@ -36,7 +36,7 @@ QWERTY keyboards.  Rogue players, vi users, and Dvorak typists are
 invited to get lost (or use the alt version)!
 
 
-### Alternate code
+### Alternate code:
 
 To use:
 
diff --git a/2004/hoyle/README.md b/2004/hoyle/README.md
index eed4d2be9..592c258d4 100644
--- a/2004/hoyle/README.md
+++ b/2004/hoyle/README.md
@@ -24,7 +24,7 @@ make
 ./hoyle 2 0 1 0 -0.001
 ```
 
-### Alternate code
+### Alternate code:
 
 An alternate version of this entry, [hoyle.alt.c](hoyle.alt.c), is provided.
 This alternate code has a missing newline and used a non-standard tab stop size.
diff --git a/2004/kopczynski/README.md b/2004/kopczynski/README.md
index fb01eb7c9..decc3c940 100644
--- a/2004/kopczynski/README.md
+++ b/2004/kopczynski/README.md
@@ -42,7 +42,7 @@ What happens if you feed the program source to the program? Can you figure out
 why?
 
 
-### Alternate code
+### Alternate code:
 
 The judges modified the program to print its result.  The original
 program returned the result as an exit code:
diff --git a/2012/konno/README.md b/2012/konno/README.md
index 4aa4283ce..560d46e70 100644
--- a/2012/konno/README.md
+++ b/2012/konno/README.md
@@ -24,7 +24,7 @@ NOTE: N is an integer from 0 to 255.
 ./konno 30
 ```
 
-### Alternate code
+### Alternate code:
 
 An alternate version of this entry, [konno.alt.c](konno.alt.c), is provided.
 This alternate code is an unobfuscated version of the winning code.
diff --git a/2012/zeitak/README.md b/2012/zeitak/README.md
index 11d86fdad..5c2f48552 100644
--- a/2012/zeitak/README.md
+++ b/2012/zeitak/README.md
@@ -28,7 +28,7 @@ try [incorrect.c](incorrect.c) and the program itself.
 NOTE: it prints an error and exits on the first nesting error so it will not
 detect multiple issues!
 
-### Alternate code
+### Alternate code:
 
 An alternate version of this entry, [zeitak.alt.c](zeitak.alt.c), is provided.
 The file [zeitak.alt.c](zeitak.alt.c) provides a version that has been slightly
diff --git a/2015/duble/README.md b/2015/duble/README.md
index 8fbd72269..d075444fc 100644
--- a/2015/duble/README.md
+++ b/2015/duble/README.md
@@ -29,7 +29,7 @@ DRAFT=1 ./prog < prog.c
 ./prog < prog.c
 ```
 
-## Alternate code
+## Alternate code:
 
 An alternate version of this entry, prog.alt.c, is provided.  This alternate
 code is discussed below in the "prog.c vs prog.alt.c" section of the Author's
diff --git a/2015/howe/README.md b/2015/howe/README.md
index 42b86a960..d6e1d04a3 100644
--- a/2015/howe/README.md
+++ b/2015/howe/README.md
@@ -44,7 +44,7 @@ cp war-and-peace.txt nuked.tmp
 ./avgtime.sh 100 ./prog war-and-peace.txt nuked.tmp
 ```
 
-### Alternate code
+### Alternate code:
 
 An alternate version of this entry, `prog.alt.c`, is provided.
 This alternate code does not use a 64 bit FNV hash.
diff --git a/2020/kurdyukov1/README.md b/2020/kurdyukov1/README.md
index dc2e08681..760148016 100644
--- a/2020/kurdyukov1/README.md
+++ b/2020/kurdyukov1/README.md
@@ -25,7 +25,7 @@ echo IOCCC | ./prog
 ./prog < prog.x86_64.asm
 ```
 
-### Alternate code
+### Alternate code:
 
 An even smaller alternate version of this entry, prog.alt.c, is provided.  This code does not contain any headers, nor any workaround for WIN32 based platforms.
 
diff --git a/2020/kurdyukov3/README.md b/2020/kurdyukov3/README.md
index 20d039f5f..82fb50794 100644
--- a/2020/kurdyukov3/README.md
+++ b/2020/kurdyukov3/README.md
@@ -28,7 +28,7 @@ echo International Obfuscated C Code Contest | ./prog
 ./prog < input.txt
 ```
 
-### Alternate code
+### Alternate code:
 
 There is an alternate version of this code in `prog.alt.c` where the main code is a macro.