diff --git a/conanfile.py b/conanfile.py
index eef8170..809ba58 100644
--- a/conanfile.py
+++ b/conanfile.py
@@ -19,7 +19,7 @@
 
 class ConanSlmPackage(ConanFile):
   package_type = "application"
-  python_requires = "lbstanzagenerator_pyreq/[>=0.6.17 <0.7.0]"
+  python_requires = "lbstanzagenerator_pyreq/[>=0.6.18 <0.7.0]"
 
   # Binary configuration
   #settings = "os", "arch", "compiler", "build_type"
@@ -129,7 +129,7 @@ def build_requirements(self):
   
     # use stanza provided by conan
     self.tool_requires("lbstanza/[>=0.18.78 <1.0]")
-    self.tool_requires("slm/0.6.13")
+    self.tool_requires(f"slm/[>=0.6.18 <{self.version}]")
 
     # use cmake and ninja provided by conan
     # necessary if compiling non-stanza dependencies
diff --git a/requirements.txt b/requirements.txt
index 0cb4f8b..841174b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-conan~=2.7.1
+conan~=2.0
 jsons~=1.6.3
 requests>=2.31.0
diff --git a/slm.toml b/slm.toml
index 129cee3..45c66aa 100644
--- a/slm.toml
+++ b/slm.toml
@@ -1,5 +1,5 @@
 name = "slm"
-version = "0.6.18"
+version = "0.6.19"
 
 # note that the slm bootstrap.py script doesn't recursively resolve dependencies
 # so define a flat list of all required dependencies here