diff --git a/models/iaf_cond_alpha.cpp b/models/iaf_cond_alpha.cpp
index 4cd19e9332..e1060e46e9 100644
--- a/models/iaf_cond_alpha.cpp
+++ b/models/iaf_cond_alpha.cpp
@@ -103,7 +103,7 @@ nest::iaf_cond_alpha_dynamics( double, const double y[], double f[], void* pnode
   f[ 1 ] = -y[ S::DG_EXC ] / node.P_.tau_synE;
   f[ 2 ] = y[ S::DG_EXC ] - ( y[ S::G_EXC ] / node.P_.tau_synE );
 
-  // d dg_exc/dt, dg_exc/dt
+  // d dg_inh/dt, dg_inh/dt
   f[ 3 ] = -y[ S::DG_INH ] / node.P_.tau_synI;
   f[ 4 ] = y[ S::DG_INH ] - ( y[ S::G_INH ] / node.P_.tau_synI );