diff --git a/Project.toml b/Project.toml
index cd9584f..ce218c9 100644
--- a/Project.toml
+++ b/Project.toml
@@ -24,7 +24,7 @@ DataStructures = "0.18"
 Distributions = "0.25"
 GZip = "0.5"
 JSON = "0.21"
-JuMP = "0.21"
-MathOptInterface = "0.9"
+JuMP = "1"
+MathOptInterface = "1"
 PackageCompiler = "1"
 julia = "1"
diff --git a/test/Project.toml b/test/Project.toml
index 260aa24..b87293d 100644
--- a/test/Project.toml
+++ b/test/Project.toml
@@ -19,7 +19,7 @@ DataStructures = "0.18"
 Distributions = "0.25"
 GZip = "0.5"
 JSON = "0.21"
-JuMP = "0.21"
-MathOptInterface = "0.9"
+JuMP = "1"
+MathOptInterface = "1"
 PackageCompiler = "1"
 julia = "1"