diff --git a/.Rbuildignore b/.Rbuildignore
index dcc1168fa1815a4794b6954a778d971d25f211b5..2b3cefdb354fa876267d1450bda440e250c96f42 100644
--- a/.Rbuildignore
+++ b/.Rbuildignore
@@ -2,6 +2,8 @@
 ^\.Rproj\.user$
 ^packrat/
 ^\.Rprofile$
+^inst/examples/Theis_problem
+^inst/examples/Theis_well_pumping
 ^LICENSE.md
 ^doc$
 ^Meta$