diff --git a/years/2012/logbook.html b/years/2012/logbook.html
index 6d715ace0..e79f226dd 100644
--- a/years/2012/logbook.html
+++ b/years/2012/logbook.html
@@ -709,7 +709,7 @@ The pitch heads are nasty and tight, but things look better deeper down. Got out
 
 <hr />
 
-<div class="tripdate" id="t2012-08-18a">18th August</div>
+<div class="tripdate" id="t2012-08-18a">2012-08-18</div>
 <div class="trippeople">Olly + <u>Jenny</u></div>
 <div class="triptitle">2012-70 Doppel Gemseh&ouml;hle</div>
 
@@ -719,7 +719,7 @@ The pitch heads are nasty and tight, but things look better deeper down. Got out
 
 <hr />
 
-<div class="tripdate" id="t2012-08-18b">18&middot;8&middot;12</div>
+<div class="tripdate" id="t2012-08-18b">2012-08-18</div>
 <div class="trippeople">Olly M, Serena, Wook, Tess, Dave Loeffler, Sarah, Martin G, Stuart, Frank, <u>Julian</u></div>
 <div class="triptitle">Strubklamm</div>
 
@@ -729,7 +729,7 @@ The pitch heads are nasty and tight, but things look better deeper down. Got out
 
 <hr />
 
-<div class="tripdate" id="t2012-08-19a">19&middot;8&middot;12</div>
+<div class="tripdate" id="t2012-08-19a">2012-08-19</div>
 <div class="trippeople">Becka + <u>Julian</u> + Holly + Noel</div>
 <div class="triptitle">204a - Runnel Stone</div>
 
@@ -739,7 +739,7 @@ The pitch heads are nasty and tight, but things look better deeper down. Got out
 
 <hr />
 
-<div class="tripdate" id="t2012-08-20a"><!-- deduced that this is the 20th --></div>
+<div class="tripdate" id="t2012-08-20a">2012-08-20</div>
 <div class="trippeople">Noel + <u>Julian</u></div>
 <div class="triptitle">Surface prospecting above March of the Penguins</div>
 
@@ -840,7 +840,7 @@ The pitch heads are nasty and tight, but things look better deeper down. Got out
 
 <hr />
 
-<div class="tripdate" id="t2012-08-xxc">2012-08-</div>
+<div class="tripdate" id="t2012-08-xxc">2012-08-01</div>
 <div class="trippeople"><u>Stu W</u>, Frank</div>
 <div class="triptitle">"Bullets second h&ouml;le" 2011-01</div>
 
@@ -848,7 +848,7 @@ The pitch heads are nasty and tight, but things look better deeper down. Got out
 
 <hr />
 
-<div class="tripdate" id="t2012-08-xxd">2012-08-</div>
+<div class="tripdate" id="t2012-08-xxd">2012-08-01</div>
 <div class="trippeople">Frank, Martin, <u>Stu W</u></div>
 <div class="triptitle">"Bullets second h&ouml;le" 2011-01</div>
 
@@ -857,7 +857,7 @@ The pitch heads are nasty and tight, but things look better deeper down. Got out
 
 <hr />
 
-<div class="tripdate" id="t2012-08-xxe">2012-08-</div>
+<div class="tripdate" id="t2012-08-xxe">2012-08-01</div>
 <div class="trippeople"><u>Stu W</u></div>
 <div class="triptitle">Prospecting (2012-SW0x)</div>