diff --git a/inc/guidelines.pending.hdr b/inc/guidelines.pending.hdr
index e8deeef72..697668313 100644
--- a/inc/guidelines.pending.hdr
+++ b/inc/guidelines.pending.hdr
@@ -25,7 +25,7 @@ While the IOCCC is not open yet, there is a tentative opening date for the next
 
 Comments and suggestions on these preliminary guidelines are welcome.  See the
 [FAQ](../faq.html#feedback) for how to suggest, correct or provide feedback
-about thse guidelines.
+about these guidelines.
 
 <!-- END: the next line ends content from: inc/guidelines.pending.hdr -->
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diff --git a/inc/rules.pending.hdr b/inc/rules.pending.hdr
index 1ac6453f3..5d22cf2cd 100644
--- a/inc/rules.pending.hdr
+++ b/inc/rules.pending.hdr
@@ -25,7 +25,7 @@ While the IOCCC is not open now, there is a tentative opening date for the next
 
 Comments and suggestions on these preliminary rules are welcome.  See the
 [FAQ](../faq.html#feedback) for how to suggest, correct or provide feedback
-about thse rules.
+about these rules.
 
 <!-- END: the next line ends content from: inc/rules.pending.hdr -->
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diff --git a/next/guidelines.html b/next/guidelines.html
index d7f70c4b6..5be952e6d 100644
--- a/next/guidelines.html
+++ b/next/guidelines.html
@@ -443,7 +443,7 @@ FAQ on “<a href="../quick-start.html#enter">how to enter the IOCCC</a>”.</p>
 <p>While the IOCCC is not open yet, there is a tentative opening date for the next IOCCC.</p>
 <p>Comments and suggestions on these preliminary guidelines are welcome. See the
 <a href="../faq.html#feedback">FAQ</a> for how to suggest, correct or provide feedback
-about thse guidelines.</p>
+about these guidelines.</p>
 <!-- END: the next line ends content from: inc/guidelines.pending.hdr -->
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 <h1 id="th-international-obfuscated-c-code-contest-official-guidelines">28th International Obfuscated C Code Contest Official Guidelines</h1>
diff --git a/next/guidelines.md b/next/guidelines.md
index 050c22d31..f74873c31 100644
--- a/next/guidelines.md
+++ b/next/guidelines.md
@@ -25,7 +25,7 @@ While the IOCCC is not open yet, there is a tentative opening date for the next
 
 Comments and suggestions on these preliminary guidelines are welcome.  See the
 [FAQ](../faq.html#feedback) for how to suggest, correct or provide feedback
-about thse guidelines.
+about these guidelines.
 
 <!-- END: the next line ends content from: inc/guidelines.pending.hdr -->
 <!-- This is the last line modified by the tool: bin/gen-status.sh -->
diff --git a/next/rules.html b/next/rules.html
index 97cada62c..05b860473 100644
--- a/next/rules.html
+++ b/next/rules.html
@@ -443,7 +443,7 @@ FAQ on “<a href="../quick-start.html#enter">how to enter the IOCCC</a>”.</p>
 <p>While the IOCCC is not open now, there is a tentative opening date for the next IOCCC.</p>
 <p>Comments and suggestions on these preliminary rules are welcome. See the
 <a href="../faq.html#feedback">FAQ</a> for how to suggest, correct or provide feedback
-about thse rules.</p>
+about these rules.</p>
 <!-- END: the next line ends content from: inc/rules.pending.hdr -->
 <!-- This is the last line modified by the tool: bin/gen-status.sh -->
 <h1 id="th-international-obfuscated-c-code-contest-official-rules">28th International Obfuscated C Code Contest Official Rules</h1>
diff --git a/next/rules.md b/next/rules.md
index 8b7c28112..14f07e916 100644
--- a/next/rules.md
+++ b/next/rules.md
@@ -25,7 +25,7 @@ While the IOCCC is not open now, there is a tentative opening date for the next
 
 Comments and suggestions on these preliminary rules are welcome.  See the
 [FAQ](../faq.html#feedback) for how to suggest, correct or provide feedback
-about thse rules.
+about these rules.
 
 <!-- END: the next line ends content from: inc/rules.pending.hdr -->
 <!-- This is the last line modified by the tool: bin/gen-status.sh -->