diff --git a/EDUPiracyGuide.md b/EDUPiracyGuide.md
index 62e93d87c..63cdcb8bc 100644
--- a/EDUPiracyGuide.md
+++ b/EDUPiracyGuide.md
@@ -388,7 +388,7 @@
 * [IGOC](https://www.chem.ucla.edu/~harding/IGOC/IGOC.html) - Illustrated Glossary of Organic Chemistry
 * [Colorado Chemistry Simulations](https://phet.colorado.edu/en/simulations/filter?subjects=chemistry&type=html%2Cprototype) - Chemistry Animations
 * [Chemical Forums](https://www.chemicalforums.com/) - Chemistry Forums
-* [Electronic Journals Library — University of Regensburg](https://ezb.ur.de/ezeit/fl.phtml?bibid=AAAAA&colors=7&lang=en&notation=V), [arkat-usa](https://www.arkat-usa.org/) - Journals
+* [arkat-usa](https://www.arkat-usa.org/) - Journals
 * [Martindale's Virtual Chemistry Center](https://martindalecenter.com/calculators3b.html) - Calculators
 * [WebQC Balance Calculator](https://webqc.org/balance.php) - Chemical Equation Balance Calculator
 * [Chemexper Chemical Directory](https://www.chemexper.com/) - Chemical Directory
@@ -464,7 +464,7 @@
 * [openMotor](https://github.com/reilleya/openMotor) - Internal Ballistics Simulator
 * [Interactive Apollo Missions](https://apolloinrealtime.org/) or [FirstMenOnTheMoon](https://www.firstmenonthemoon.com/) - Apollo in Realtime
 * [Moon.Nasa](https://science.nasa.gov/moon/) - Explore the Moon
-* [SunCalc](https://www.suncalc.org/), [Subsolar Point](https://rl.se/subsolarpoint), [ShadeMap](https://shademap.app/) or [MoonCalc](https://www.mooncalc.org/) - Sun / Moon Position
+* [SunCalc](https://www.suncalc.org/), [ShadeMap](https://shademap.app/) or [MoonCalc](https://www.mooncalc.org/) - Sun / Moon Position
 * [Earth and Moon Viewer](https://www.fourmilab.ch/cgi-bin/Earth) - Earth / Moon Latitude and Longitude Viewer
 * [SDO Dashboard](https://sdo.gsfc.nasa.gov/data/dashboard/) - Live Sun Feed
 * [Earth and Sun](https://ciechanow.ski/earth-and-sun/) - Interactive Day-Night Cycles Lesson