diff --git a/src/main/kotlin/fr/postgresjson/connexion/Paginated.kt b/src/main/kotlin/fr/postgresjson/connexion/Paginated.kt
index 02d23ad..f755b1e 100644
--- a/src/main/kotlin/fr/postgresjson/connexion/Paginated.kt
+++ b/src/main/kotlin/fr/postgresjson/connexion/Paginated.kt
@@ -14,9 +14,9 @@ data class Paginated<T : EntityI>(
     val totalPages: Int = (total.toDouble() / limit.toDouble()).ceil()
 
     init {
-        if (offset < 0) error("offset must be greather or equal than 0")
-        if (limit < 1) error("limit must be greather or equal than 1")
-        if (total < 0) error("total must be greather or equal than 0")
+        if (offset < 0) error("offset must be greater or equal than 0")
+        if (limit < 1) error("limit must be greater or equal than 1")
+        if (total < 0) error("total must be greater or equal than 0")
     }
 
     fun isLastPage(): Boolean = currentPage >= totalPages
diff --git a/src/main/kotlin/fr/postgresjson/migration/Migrations.kt b/src/main/kotlin/fr/postgresjson/migration/Migrations.kt
index 3f2e395..4c7d2cb 100644
--- a/src/main/kotlin/fr/postgresjson/migration/Migrations.kt
+++ b/src/main/kotlin/fr/postgresjson/migration/Migrations.kt
@@ -130,7 +130,7 @@ class Migrations private constructor(
     enum class Direction { UP, DOWN }
 
     internal class DownMigrationNotDefined(path: String, cause: FileNotFoundException? = null) :
-        Throwable("The file $path whas not found", cause)
+        Throwable("The file $path was not found", cause)
 
     fun addFunction(newDefinition: DefinitionFunction, callback: (Function) -> Unit = {}): Migrations {
         val currentFunction = functions[newDefinition.name]
@@ -174,10 +174,10 @@ class Migrations private constructor(
 
     private fun initDB() {
         if (!initialized) {
-            this::class.java.classLoader.getResource("sql/migration/createHistoryShema.sql")!!.readText().let {
+            this::class.java.classLoader.getResource("sql/migration/createHistorySchema.sql")!!.readText().let {
                 connection.sendQuery(it)
             }
-            this::class.java.classLoader.getResource("sql/migration/createFunctionShema.sql")!!.readText().let {
+            this::class.java.classLoader.getResource("sql/migration/createFunctionSchema.sql")!!.readText().let {
                 connection.sendQuery(it)
             }
             initialized = true
diff --git a/src/main/resources/sql/migration/createFunctionShema.sql b/src/main/resources/sql/migration/createFunctionSchema.sql
similarity index 100%
rename from src/main/resources/sql/migration/createFunctionShema.sql
rename to src/main/resources/sql/migration/createFunctionSchema.sql
diff --git a/src/main/resources/sql/migration/createHistoryShema.sql b/src/main/resources/sql/migration/createHistorySchema.sql
similarity index 100%
rename from src/main/resources/sql/migration/createHistoryShema.sql
rename to src/main/resources/sql/migration/createHistorySchema.sql