diff --git a/src/analysis/PCA.cpp b/src/analysis/PCA.cpp
index 1a9f5d2dd701421b07d24dd515f5d2971519e694..65858d0191f279ed6e81ace0bb171be0d038de2d 100644
--- a/src/analysis/PCA.cpp
+++ b/src/analysis/PCA.cpp
@@ -27,7 +27,7 @@
 #include "reference/ReferenceValuePack.h"
 #include "core/ActionRegister.h"
 
-//+PLUMEDOC ANALYSIS PCA
+//+PLUMEDOC DIMRED PCA
 /* 
 Perform principal component analysis (PCA) using either the positions of the atoms a large number of collective variables as input.