diff --git a/docs/enog17-high-speed-nat-with-p4.mdwn b/docs/enog17-high-speed-nat-with-p4.mdwn
index 74d2e0a4..63a50c18 100644
--- a/docs/enog17-high-speed-nat-with-p4.mdwn
+++ b/docs/enog17-high-speed-nat-with-p4.mdwn
@@ -1,7 +1,7 @@
-[[!meta title="Enog #17: HIGH SPEED NAT64 WITH P4"]]
+[[!meta title="Enog 17: HIGH SPEED NAT64 WITH P4"]]
 [[!meta date="2020-11-13"]]
 
 
 This is a talk I have given at
 [Enog17](https://www.enog.org/enog-17/programme/plenary/). You
-can download the [[HIGH SPEED NAT64 WITH P4 (ENOG17) presentation|HIGH SPEED NAT64 WITH P4 (ENOG17).pdf]].
+can download the [[HIGH SPEED NAT64 WITH P4 (ENOG17) presentation|high-speed-nat64-with-p4-enog17.pdf]].
diff --git a/docs/enog17-high-speed-nat-with-p4/HIGH SPEED NAT64 WITH P4 (ENOG17).pdf b/docs/enog17-high-speed-nat-with-p4/high-speed-nat64-with-p4-enog17.pdf
similarity index 100%
rename from docs/enog17-high-speed-nat-with-p4/HIGH SPEED NAT64 WITH P4 (ENOG17).pdf
rename to docs/enog17-high-speed-nat-with-p4/high-speed-nat64-with-p4-enog17.pdf
diff --git a/docs/ripe81-high-speed-nat64-with-p4.mdwn b/docs/ripe81-high-speed-nat64-with-p4.mdwn
index 0d873cf0..ef071470 100644
--- a/docs/ripe81-high-speed-nat64-with-p4.mdwn
+++ b/docs/ripe81-high-speed-nat64-with-p4.mdwn
@@ -6,4 +6,4 @@ This is a talk I have given at
 [the RIPE81
 conference](https://ripe81.ripe.net/programme/meeting-plan/plenary/).
 
-You can download the [[presentation as a pdf|HIGH SPEED NAT64 WITH P4 (RIPE81).pdf]].
+You can download the [[presentation as a pdf|high-speed-nat64-with-p4-ripe81.pdf]].
diff --git a/docs/ripe81-high-speed-nat64-with-p4/HIGH SPEED NAT64 WITH P4 (RIPE81).pdf b/docs/ripe81-high-speed-nat64-with-p4/high-speed-nat64-with-p4-ripe81.pdf
similarity index 100%
rename from docs/ripe81-high-speed-nat64-with-p4/HIGH SPEED NAT64 WITH P4 (RIPE81).pdf
rename to docs/ripe81-high-speed-nat64-with-p4/high-speed-nat64-with-p4-ripe81.pdf