diff --git a/uhabits-core/build.gradle b/uhabits-core/build.gradle
deleted file mode 100644
index b26d4489c..000000000
--- a/uhabits-core/build.gradle
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- * Copyright (C) 2016-2021 Álinson Santos Xavier <git@axavier.org>
- *
- * This file is part of Loop Habit Tracker.
- *
- * Loop Habit Tracker is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by the
- * Free Software Foundation, either version 3 of the License, or (at your
- * option) any later version.
- *
- * Loop Habit Tracker is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-plugins {
-    id "org.jetbrains.kotlin.multiplatform"
-    id "org.jlleitschuh.gradle.ktlint"
-}
-
-repositories {
-    google()
-    jcenter()
-    mavenCentral()
-    maven { url "https://plugins.gradle.org/m2/" }
-    maven { url "https://oss.sonatype.org/content/repositories/snapshots/" }
-}
-
-kotlin {
-    jvm {
-        withJava()
-    }
-
-    sourceSets {
-        commonMain {
-            dependencies {
-                implementation kotlin('stdlib-common')
-                implementation "org.jetbrains.kotlinx:kotlinx-coroutines-core-common:1.3.8"
-            }
-        }
-
-        commonTest {
-            dependencies {
-                implementation kotlin('test-common')
-                implementation kotlin('test-annotations-common')
-            }
-        }
-
-        jvmMain {
-            dependencies {
-                implementation kotlin('stdlib-jdk8')
-                compileOnly "com.google.dagger:dagger:$DAGGER_VERSION"
-                implementation "com.google.guava:guava:30.0-jre"
-                implementation "org.jetbrains.kotlin:kotlin-stdlib:$KOTLIN_VERSION"
-                implementation "org.jetbrains.kotlinx:kotlinx-coroutines-core-jvm:$KX_COROUTINES_VERSION"
-                implementation 'androidx.annotation:annotation:1.1.0'
-                implementation 'com.google.code.findbugs:jsr305:3.0.2'
-                implementation 'com.opencsv:opencsv:3.10'
-                implementation 'commons-codec:commons-codec:1.15'
-                implementation 'org.apache.commons:commons-lang3:3.5'
-            }
-        }
-
-        jvmTest {
-            dependencies {
-                implementation kotlin('test')
-                implementation kotlin('test-junit')
-                implementation 'org.xerial:sqlite-jdbc:3.25.2'
-                implementation 'org.hamcrest:hamcrest:2.1'
-                implementation 'nl.jqno.equalsverifier:equalsverifier:2.4.8'
-                implementation 'org.apache.commons:commons-io:1.3.2'
-                implementation 'org.mockito:mockito-core:2.28.2'
-            }
-        }
-    }
-}
diff --git a/uhabits-core/build.gradle.kts b/uhabits-core/build.gradle.kts
new file mode 100644
index 000000000..f014c9109
--- /dev/null
+++ b/uhabits-core/build.gradle.kts
@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2016-2021 Álinson Santos Xavier <git@axavier.org>
+ *
+ * This file is part of Loop Habit Tracker.
+ *
+ * Loop Habit Tracker is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or (at your
+ * option) any later version.
+ *
+ * Loop Habit Tracker is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+val DAGGER_VERSION = "2.25.4"
+val KOTLIN_VERSION = "1.4.21"
+val KX_COROUTINES_VERSION = "1.4.2"
+
+plugins {
+    kotlin("multiplatform")
+    id("org.jlleitschuh.gradle.ktlint")
+}
+
+repositories {
+    google()
+    jcenter()
+    mavenCentral()
+    maven(url = "https://plugins.gradle.org/m2/")
+    maven(url = "https://oss.sonatype.org/content/repositories/snapshots/")
+}
+
+
+kotlin {
+    jvm {
+        withJava()
+    }
+
+    sourceSets {
+        val commonMain by getting {
+            dependencies {
+                implementation(kotlin("stdlib-common"))
+                implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core-common:1.3.8")
+            }
+        }
+
+        val commonTest by getting {
+            dependencies {
+                implementation(kotlin("test-common"))
+                implementation(kotlin("test-annotations-common"))
+            }
+        }
+
+        val jvmMain by getting {
+            dependencies {
+                implementation(kotlin("stdlib-jdk8"))
+                compileOnly("com.google.dagger:dagger:$DAGGER_VERSION")
+                implementation("com.google.guava:guava:30.0-jre")
+                implementation("org.jetbrains.kotlin:kotlin-stdlib:$KOTLIN_VERSION")
+                implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core-jvm:$KX_COROUTINES_VERSION")
+                implementation("androidx.annotation:annotation:1.1.0")
+                implementation("com.google.code.findbugs:jsr305:3.0.2")
+                implementation("com.opencsv:opencsv:3.10")
+                implementation("commons-codec:commons-codec:1.15")
+                implementation("org.apache.commons:commons-lang3:3.5")
+            }
+        }
+
+        val jvmTest by getting {
+            dependencies {
+                implementation(kotlin("test"))
+                implementation(kotlin("test-junit"))
+                implementation("org.xerial:sqlite-jdbc:3.25.2")
+                implementation("org.hamcrest:hamcrest:2.1")
+                implementation("nl.jqno.equalsverifier:equalsverifier:2.4.8")
+                implementation("org.apache.commons:commons-io:1.3.2")
+                implementation("org.mockito:mockito-core:2.28.2")
+            }
+        }
+    }
+}