diff --git a/lib/core/libimagstore/src/configuration.rs b/lib/core/libimagstore/src/configuration.rs
index b1b1974e..813a3289 100644
--- a/lib/core/libimagstore/src/configuration.rs
+++ b/lib/core/libimagstore/src/configuration.rs
@@ -26,15 +26,12 @@ use error::StoreErrorKind as SEK;
 /// Checks whether the store configuration has a key "implicit-create" which maps to a boolean
 /// value. If that key is present, the boolean is returned, otherwise false is returned.
 pub fn config_implicit_store_create_allowed(config: &Option<Value>) -> Result<bool> {
-    use toml_query::read::TomlValueReadExt;
+    use toml_query::read::TomlValueReadTypeExt;
 
     let key = "store.implicit-create";
 
     if let Some(ref t) = *config {
-        t.read(key)?
-            .ok_or(SE::from_kind(SEK::ConfigKeyMissingError(key)))?
-            .as_bool()
-            .ok_or(SE::from_kind(SEK::ConfigTypeError(key, "boolean")))
+        t.read_bool(key)?.ok_or(SE::from_kind(SEK::ConfigKeyMissingError(key)))
     } else {
         Ok(false)
     }
diff --git a/lib/core/libimagstore/src/store.rs b/lib/core/libimagstore/src/store.rs
index a547e0ce..9a41e75c 100644
--- a/lib/core/libimagstore/src/store.rs
+++ b/lib/core/libimagstore/src/store.rs
@@ -36,6 +36,7 @@ use glob::glob;
 use walkdir::WalkDir;
 use walkdir::Iter as WalkDirIter;
 use toml_query::read::TomlValueReadExt;
+use toml_query::read::TomlValueReadTypeExt;
 
 use error::{StoreError as SE, StoreErrorKind as SEK};
 use error::ResultExt;
@@ -1102,13 +1103,10 @@ fn has_main_section(t: &Value) -> Result<bool> {
 }
 
 fn has_imag_version_in_main_section(t: &Value) -> Result<bool> {
-    use toml_query::read::TomlValueReadExt;
-
-    t.read("imag.version")?
-        .ok_or(SE::from_kind(SEK::ConfigKeyMissingError("imag.version")))?
-        .as_str()
-        .map(|s| ::semver::Version::parse(s).is_ok())
-        .ok_or(SE::from_kind(SEK::ConfigTypeError("imag.version", "String")))
+    t.read_string("imag.version")?
+        .ok_or(SE::from_kind(SEK::ConfigKeyMissingError("imag.version")))
+        .map(String::from)
+        .map(|s| ::semver::Version::parse(&s).is_ok())
 }