diff --git a/_docs/f706.md b/_docs/f706.md
index df0bae9..62953e0 100644
--- a/_docs/f706.md
+++ b/_docs/f706.md
@@ -4,6 +4,6 @@ title: f706.pdf
 ---
 
 <div class="pdf-container">
-<iframe src="/irs.ea/assets/pdfs/f706" height="600" width="100%" allowFullScreen="true"></iframe>
+<iframe src="/irs.ea/assets/pdfs/f706.pdf" height="600" width="100%" allowFullScreen="true"></iframe>
 </div>
 
diff --git a/_docs/f843.md b/_docs/f843.md
index 0185819..5402e7e 100644
--- a/_docs/f843.md
+++ b/_docs/f843.md
@@ -4,6 +4,6 @@ title: f843.pdf
 ---
 
 <div class="pdf-container">
-<iframe src="/irs.ea/assets/pdfs/f843" height="600" width="100%" allowFullScreen="true"></iframe>
+<iframe src="/irs.ea/assets/pdfs/f843.pdf" height="600" width="100%" allowFullScreen="true"></iframe>
 </div>
 
diff --git a/_docs/f941.md b/_docs/f941.md
index 0aaa117..734579b 100644
--- a/_docs/f941.md
+++ b/_docs/f941.md
@@ -4,6 +4,6 @@ title: f941.pdf
 ---
 
 <div class="pdf-container">
-<iframe src="/irs.ea/assets/pdfs/f941" height="600" width="100%" allowFullScreen="true"></iframe>
+<iframe src="/irs.ea/assets/pdfs/f941.pdf" height="600" width="100%" allowFullScreen="true"></iframe>
 </div>
 
diff --git a/assets/test/1.create.md.sh b/assets/test/1.create.md.sh
index 121c3e1..64eab79 100755
--- a/assets/test/1.create.md.sh
+++ b/assets/test/1.create.md.sh
@@ -14,7 +14,7 @@ for filename in *.pdf; do
   content+="title: $filename_no_ext.pdf\n"
   content+="---\n\n"
   content+="<div class=\"pdf-container\">\n"
-  content+="<iframe src=\"/irs.ea/assets/pdfs/$filename_no_ext\" height=\"600\" width=\"100%\" allowFullScreen=\"true\"></iframe>\n"
+  content+="<iframe src=\"/irs.ea/assets/pdfs/$filename\" height=\"600\" width=\"100%\" allowFullScreen=\"true\"></iframe>\n"
   content+="</div>\n"
 
   # Write the content to the markdown file