1 files changed, 1 insertions, 1 deletions

diff --git a/packages/glpk/examples/simplex4.hs b/packages/glpk/examples/simplex4.hs
index 9a205ad..22b131c 100644
--- a/packages/glpk/examples/simplex4.hs
+++ b/packages/glpk/examples/simplex4.hs
@@ -11,7 +11,7 @@ constr = Sparse
     , [0.03#1, 0.05#2, 0.08#3, 0.02#4, 0.06#5, 0.01#6]       :<=: 100
     , [0.02#1, 0.04#2, 0.01#3, 0.02#4, 0.02#5]               :<=:  40
     , [0.02#1, 0.03#2, 0.01#5]                               :<=:  30
-    , [0.7#1,  0.75#2, 0.8#3,  0.75#4, 0.8#5,  0.97#6]       :=>:  1500
+    , [0.7#1,  0.75#2, 0.8#3,  0.75#4, 0.8#5,  0.97#6]       :>=:  1500
     , [0.02#1, 0.06#2, 0.08#3, 0.12#4, 0.02#5, 0.01#6, 0.97#7] :&: (250,300)
     ]