diff --git a/parser.src/dyn.l b/parser.src/dyn.l
index e62f6e057f5cc0148ac7a690f5b55942f3a835ac..2cbb7288662bdc812aa9f60a17a8c76b9cda2bc8 100644
--- a/parser.src/dyn.l
+++ b/parser.src/dyn.l
@@ -213,9 +213,9 @@ forecast {BEGIN DYNARE1; return FORECAST;}
  <DYNARE2>gamma_pdf {return GAMMA_PDF;}
  <DYNARE2>beta_pdf {return BETA_PDF;}
  <DYNARE2>normal_pdf {return NORMAL_PDF;}
- <DYNARE2>inv_gamma_pdf {return INV_GAMMA_PDF;}
  <DYNARE2>inv_gamma1_pdf {return INV_GAMMA_PDF;}
- <DYNARE2>inv_gamma2_pdf {return INV_GAMMA_PDF;}
+ <DYNARE2>inv_gamma2_pdf {return INV_GAMMA2_PDF;}
+ <DYNARE2>inv_gamma_pdf {return INV_GAMMA_PDF;}
  <DYNARE2>uniform_pdf {return UNIFORM_PDF;}
  <DYNARE2>corr {return CORR;}