--- a/src/cpp/session/CMakeLists.txt
+++ b/src/cpp/session/CMakeLists.txt
@@ -60,8 +60,7 @@
 
 # validate our dependencies exist
 foreach(VAR RSTUDIO_DEPENDENCIES_DICTIONARIES_DIR
-            RSTUDIO_DEPENDENCIES_MATHJAX_DIR
-            RSTUDIO_DEPENDENCIES_PANDOC_DIR)
+            RSTUDIO_DEPENDENCIES_MATHJAX_DIR)
 
    # validate existence
    if(NOT EXISTS "${${VAR}}")